{ "document": { "aggregate_severity": { "text": "Medium" }, "category": "csaf_vex", "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" } ], "publisher": { "category": "vendor", "contact_details": "https://tuxcare.com/contact/", "name": "TuxCare", "namespace": "https://tuxcare.com/" }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://security.tuxcare.com/csaf/v2/els_os/oraclelinux7els/vex/2025/cve-2025-68160-els_os-oraclelinux7els.json" } ], "tracking": { "current_release_date": "2026-02-10T14:39:45Z", "generator": { "date": "2026-02-10T14:39:45Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2025-68160-ELS_OS-ORACLELINUX7ELS", "initial_release_date": "2025-01-01T00:00:00Z", "revision_history": [ { "date": "2025-01-01T00:00:00Z", "number": "1", "summary": "Initial version" }, { "date": "2026-02-10T14:39:45Z", "number": "2", "summary": "Official Publication" } ], "status": "final", "version": "2" }, "title": "Security 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"relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-perl-1:1.0.2k-26.el7_9.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64" }, "product_reference": "openssl-perl-1:1.0.2k-26.el7_9.x86_64", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.i686 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.i686" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.i686", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "relates_to_product_reference": "Oracle-Linux-7" }, { "category": "default_component_of", "full_product_name": { "name": "openssl-static-1:1.0.2k-26.el7_9.x86_64 as a component of Oracle Linux 7", "product_id": "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" }, "product_reference": "openssl-static-1:1.0.2k-26.el7_9.x86_64", "relates_to_product_reference": "Oracle-Linux-7" } ] }, "vulnerabilities": [ { "cve": "CVE-2025-68160", "cwe": { "id": "CWE-787", "name": "Out-of-bounds Write" }, "notes": [ { "category": "description", "text": "Issue summary: Writing large, newline-free data into a BIO chain using the\nline-buffering filter where the next BIO performs short writes can trigger\na heap-based out-of-bounds write.\nImpact summary: This out-of-bounds write can cause memory corruption which\ntypically results in a crash, leading to Denial of Service for an application.\nThe line-buffering BIO filter (BIO_f_linebuffer) is not used by default in\nTLS/SSL data paths. In OpenSSL command-line applications, it is typically\nonly pushed onto stdout/stderr on VMS systems. Third-party applications that\nexplicitly use this filter with a BIO chain that can short-write and that\nwrite large, newline-free data influenced by an attacker would be affected.\nHowever, the circumstances where this could happen are unlikely to be under\nattacker control, and BIO_f_linebuffer is unlikely to be handling non-curated\ndata controlled by an attacker. For that reason the issue was assessed as\nLow severity.\nThe FIPS modules in 3.6, 3.5, 3.4, 3.3 and 3.0 are not affected by this issue,\nas the BIO implementation is outside the OpenSSL FIPS module boundary.\nOpenSSL 3.6, 3.5, 3.4, 3.3, 3.0, 1.1.1 and 1.0.2 are vulnerable to this 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": { "known_affected": [ "Oracle-Linux-7:openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2025-68160" } ], "release_date": "2026-01-27T00:00:00Z", "remediations": [ { "category": "no_fix_planned", "details": "This issue requires a non‑default configuration: the BIO_f_linebuffer filter must be explicitly added to a BIO chain that performs short writes and processes attacker‑influenced, very large newline‑free data; default TLS/SSL paths and OpenSSL command‑line tools on Linux do not use this filter, and the OpenSSL FIPS modules are outside scope. With a local attack vector, high attack complexity, and no confidentiality or integrity impact (DoS‑only), the practical risk to centrally managed Linux servers and cloud VMs is low, so it can be safely deprioritized.", "product_ids": [ "Oracle-Linux-7:openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" ] } ], "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 4.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1" }, "products": [ "Oracle-Linux-7:openssl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-devel-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-libs-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-perl-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-perl-1:1.0.2k-26.el7_9.x86_64", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.i686", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.i686", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.tuxcare.els6.x86_64", "Oracle-Linux-7:openssl-static-1:1.0.2k-26.el7_9.x86_64" ] } ], "threats": [ { "category": "impact", "details": "Moderate" } ] } ] }