{ "document": { "aggregate_severity": { "text": "Critical" }, "category": "csaf_security_advisory", "csaf_version": "2.0", "distribution": { "text": "TuxCare License Agreement", "tlp": { "label": "WHITE", "url": "https://www.first.org/tlp/" } }, "lang": "en", "notes": [ { "category": "legal_disclaimer", "text": "This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Cloud Linux Inc. and provide a link to the original.", "title": "Terms of Use" }, { "category": "details", "text": "CVE-2026-22854: fix constant type in channels/drive\n- CVE-2026-23532: properly clamp SurfaceToSurface in gdi/gfx\n- CVE-2026-23534: fix off by one length check in codec/clear\n- CVE-2026-23884: invalidate bitmap before free in cache/offscreen", "title": "Details" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787", "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787" }, { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/centos7els/advisories/2026/clsa-2026_1770827787.json" } ], "tracking": { "current_release_date": "2026-02-23T13:56:51Z", "generator": { "date": "2026-02-23T13:56:51Z", "engine": { "name": "pyCSAF" } }, "id": "CLSA-2026:1770827787", "initial_release_date": "2026-02-11T16:36:30Z", "revision_history": [ { "date": "2026-02-11T16:36:30Z", "number": "1", "summary": "Initial version" }, { "date": "2026-02-23T13:56:51Z", "number": "2", "summary": "Official Publication" } ], "status": "final", "version": "2" }, "title": "freerdp: Fix of 4 CVEs" }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Community Enterprise Operating System 7", "product": { "name": "Community Enterprise Operating System 7", "product_id": "CentOS-7", "product_identification_helper": { "cpe": "cpe:2.3:o:centos:centos:7:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Community Enterprise Operating System" } ], "category": "vendor", "name": "Red Hat, Inc." }, { "branches": [ { "branches": [ { "category": "product_version", "name": "freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product": { "name": "freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_id": "freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/freerdp@2.1.1-5.el7_9.tuxcare.els7?arch=x86_64" } } }, { "category": "product_version", "name": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product": { "name": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_id": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/freerdp-devel@2.1.1-5.el7_9.tuxcare.els7?arch=x86_64" } } }, { "category": "product_version", "name": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product": { "name": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_id": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/libwinpr@2.1.1-5.el7_9.tuxcare.els7?arch=x86_64" } } }, { "category": "product_version", "name": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product": { "name": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_id": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/libwinpr-devel@2.1.1-5.el7_9.tuxcare.els7?arch=x86_64" } } }, { "category": "product_version", "name": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product": { "name": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_id": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/freerdp-libs@2.1.1-5.el7_9.tuxcare.els7?arch=x86_64" } } } ], "category": "architecture", "name": "x86_64" }, { "branches": [ { "category": "product_version", "name": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product": { "name": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_id": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/freerdp-devel@2.1.1-5.el7_9.tuxcare.els7?arch=i686" } } }, { "category": "product_version", "name": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product": { "name": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_id": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/libwinpr@2.1.1-5.el7_9.tuxcare.els7?arch=i686" } } }, { "category": "product_version", "name": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product": { "name": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_id": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/libwinpr-devel@2.1.1-5.el7_9.tuxcare.els7?arch=i686" } } }, { "category": "product_version", "name": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product": { "name": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_id": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/freerdp-libs@2.1.1-5.el7_9.tuxcare.els7?arch=i686" } } } ], "category": "architecture", "name": "i686" } ], "category": "vendor", "name": "TuxCare" } ], "relationships": [ { "category": "default_component_of", "full_product_name": { "name": "freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" }, "product_reference": "freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" }, "product_reference": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686" }, "product_reference": "freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" }, "product_reference": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686" }, "product_reference": "libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686" }, "product_reference": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" }, "product_reference": "libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" }, "product_reference": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "relates_to_product_reference": "CentOS-7" }, { "category": "default_component_of", "full_product_name": { "name": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686 as a component of Community Enterprise Operating System 7", "product_id": "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686" }, "product_reference": "freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "relates_to_product_reference": "CentOS-7" } ] }, "vulnerabilities": [ { "cve": "CVE-2026-23534", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "description", "text": "FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the ClearCodec bands decode path when crafted band coordinates allow writes past the end of the destination surface buffer. A malicious server can trigger a client‑side heap buffer overflow, causing a crash (DoS) and potential heap corruption with code‑execution risk depending on allocator behavior and surrounding heap layout. Version 3.21.0 contains a patch for the issue.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-23534" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/blob/38514dfa5813aa945a86cfbcec279033f8394468/libfreerdp/codec/clear.c#L878-L879", "url": "https://github.com/FreeRDP/FreeRDP/blob/38514dfa5813aa945a86cfbcec279033f8394468/libfreerdp/codec/clear.c#L878-L879" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/blob/38514dfa5813aa945a86cfbcec279033f8394468/libfreerdp/codec/clear.c#L883-L884", "url": "https://github.com/FreeRDP/FreeRDP/blob/38514dfa5813aa945a86cfbcec279033f8394468/libfreerdp/codec/clear.c#L883-L884" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.21.0", "url": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.21.0" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3frr-mp8w-4599", "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3frr-mp8w-4599" } ], "release_date": "2026-01-19T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-11T16:36:30.548252Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787", "product_ids": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Critical" } ] }, { "cve": "CVE-2026-22854", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "description", "text": "FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a heap-buffer-overflow occurs in drive read when a server-controlled read length is used to read file data into an IRP output stream buffer without a hard upper bound, allowing an oversized read to overwrite heap memory. This vulnerability is fixed in 3.20.1.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-22854" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.20.1", "url": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.20.1" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-47vj-g3c3-3rmf", "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-47vj-g3c3-3rmf" } ], "release_date": "2026-01-14T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-11T16:36:30.548252Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787", "product_ids": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Critical" } ] }, { "cve": "CVE-2026-23532", "cwe": { "id": "CWE-122", "name": "Heap-based Buffer Overflow" }, "notes": [ { "category": "description", "text": "FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurs in the FreeRDP client’s `gdi_SurfaceToSurface` path due to a mismatch between destination rectangle clamping and the actual copy size. A malicious server can trigger a client‑side heap buffer overflow, causing a crash (DoS) and potential heap corruption with code‑execution risk depending on allocator behavior and surrounding heap layout. Version 3.21.0 contains a patch for the issue.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-23532" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/blob/38514dfa5813aa945a86cfbcec279033f8394468/libfreerdp/gdi/gfx.c#L1368-L1382", "url": "https://github.com/FreeRDP/FreeRDP/blob/38514dfa5813aa945a86cfbcec279033f8394468/libfreerdp/gdi/gfx.c#L1368-L1382" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.21.0", "url": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.21.0" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-fq8c-87hj-7gvr", "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-fq8c-87hj-7gvr" } ], "release_date": "2026-01-19T17:15:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-11T16:36:30.548252Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787", "product_ids": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Critical" } ] }, { "cve": "CVE-2026-23884", "cwe": { "id": "CWE-416", "name": "Use After Free" }, "notes": [ { "category": "description", "text": "FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, offscreen bitmap deletion leaves `gdi->drawing` pointing to freed memory, causing UAF when related update packets arrive. A malicious server can trigger a client‑side use after free, causing a crash (DoS) and potential heap corruption with code‑execution risk depending on allocator behavior and surrounding heap layout. Version 3.21.0 contains a patch for the issue.", "title": "Vulnerability description" }, { "category": "general", "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.", "title": "CVSS score applicability" } ], "product_status": { "fixed": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2026-23884" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/blob/3370e30e92a021eb680892dda14d642bc8b8727c/libfreerdp/cache/offscreen.c#L114-L122", "url": "https://github.com/FreeRDP/FreeRDP/blob/3370e30e92a021eb680892dda14d642bc8b8727c/libfreerdp/cache/offscreen.c#L114-L122" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/blob/3370e30e92a021eb680892dda14d642bc8b8727c/libfreerdp/cache/offscreen.c#L87-L91", "url": "https://github.com/FreeRDP/FreeRDP/blob/3370e30e92a021eb680892dda14d642bc8b8727c/libfreerdp/cache/offscreen.c#L87-L91" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.21.0", "url": "https://github.com/FreeRDP/FreeRDP/releases/tag/3.21.0" }, { "category": "external", "summary": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-cfgj-vc84-f3pp", "url": "https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-cfgj-vc84-f3pp" } ], "release_date": "2026-01-19T18:16:00Z", "remediations": [ { "category": "vendor_fix", "date": "2026-02-11T16:36:30.548252Z", "details": "Details on how to apply the fix are available at: https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787", "product_ids": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ], "url": "https://cve.tuxcare.com/els/releases/CLSA-2026:1770827787" } ], "scores": [ { "cvss_v3": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ "CentOS-7:freerdp-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:freerdp-libs-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-0:2.1.1-5.el7_9.tuxcare.els7.x86_64", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.i686", "CentOS-7:libwinpr-devel-0:2.1.1-5.el7_9.tuxcare.els7.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Critical" } ] } ] }