{ "document": { "aggregate_severity": { "text": "Important" }, "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-2025-38147-els_os-oraclelinux7els.json" } ], "title": "Security update on CVE-2025-38147", "tracking": { "current_release_date": "2025-12-23T22:15:38Z", "generator": { "date": "2025-12-23T22:15:38Z", "engine": { "name": "pyCSAF" } }, "id": "CVE-2025-38147-ELS_OS-ORACLELINUX7ELS", "initial_release_date": "2025-07-03T00:00:00Z", "revision_history": [ { "date": "2025-07-03T00:00:00Z", "number": "1", "summary": "Initial version" }, { "date": "2025-09-15T19:22:34Z", "number": "2", "summary": "Official Publication" }, { "date": "2025-12-23T22:15:38Z", "number": "3", "summary": "Update document" } ], "status": "final", "version": "2" } }, "product_tree": { "branches": [ { "branches": [ { "branches": [ { "category": "product_name", "name": "Oracle Linux 7", "product": { "name": "Oracle Linux 7", "product_id": "Oracle-Linux-7", "product_identification_helper": { "cpe": "cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:*" } } } ], "category": "product_family", "name": "Oracle Linux" } ], "category": "vendor", "name": "Oracle Corporation" }, { "branches": [ { "branches": [ { "category": "product_version", "name": "bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "product": { "name": "bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "product_id": "bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "product_identification_helper": { "purl": "pkg:rpm/tuxcare/bpftool@5.4.17-2136.338.4.2.el7uek.tuxcare.els2?arch=x86_64" } } }, { "category": "product_version", "name": 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"vulnerabilities": [ { "cve": "CVE-2025-38147", "notes": [ { "category": "description", "text": "In the Linux kernel, the following vulnerability has been resolved:\ncalipso: Don't call calipso functions for AF_INET sk.\nsyzkaller reported a null-ptr-deref in txopt_get(). [0]\nThe offset 0x70 was of struct ipv6_txoptions in struct ipv6_pinfo,\nso struct ipv6_pinfo was NULL there.\nHowever, this never happens for IPv6 sockets as inet_sk(sk)->pinet6\nis always set in inet6_create(), meaning the socket was not IPv6 one.\nThe root cause is missing validation in netlbl_conn_setattr().\nnetlbl_conn_setattr() switches branches based on struct\nsockaddr.sa_family, which is passed from userspace. However,\nnetlbl_conn_setattr() does not check if the address family matches\nthe socket.\nThe syzkaller must have called connect() for an IPv6 address on\nan IPv4 socket.\nWe have a proper validation in tcp_v[46]_connect(), but\nsecurity_socket_connect() is called in the earlier stage.\nLet's copy the validation to netlbl_conn_setattr().\n[0]:\nOops: general protection fault, probably for non-canonical address 0xdffffc000000000e: 0000 [#1] PREEMPT SMP KASAN NOPTI\nKASAN: null-ptr-deref in range [0x0000000000000070-0x0000000000000077]\nCPU: 2 UID: 0 PID: 12928 Comm: syz.9.1677 Not tainted 6.12.0 #1\nHardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.15.0-1 04/01/2014\nRIP: 0010:txopt_get include/net/ipv6.h:390 [inline]\nRIP: 0010:\nCode: 02 00 00 49 8b ac 24 f8 02 00 00 e8 84 69 2a fd e8 ff 00 16 fd 48 8d 7d 70 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 53 02 00 00 48 8b 6d 70 48 85 ed 0f 84 ab 01 00\nRSP: 0018:ffff88811b8afc48 EFLAGS: 00010212\nRAX: dffffc0000000000 RBX: 1ffff11023715f8a RCX: ffffffff841ab00c\nRDX: 000000000000000e RSI: ffffc90007d9e000 RDI: 0000000000000070\nRBP: 0000000000000000 R08: ffffed1023715f9d R09: ffffed1023715f9e\nR10: ffffed1023715f9d R11: 0000000000000003 R12: ffff888123075f00\nR13: ffff88810245bd80 R14: ffff888113646780 R15: ffff888100578a80\nFS: 00007f9019bd7640(0000) GS:ffff8882d2d00000(0000) knlGS:0000000000000000\nCS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00007f901b927bac CR3: 0000000104788003 CR4: 0000000000770ef0\nPKRU: 80000000\nCall Trace:\n\ncalipso_sock_setattr+0x56/0x80 net/netlabel/netlabel_calipso.c:557\nnetlbl_conn_setattr+0x10c/0x280 net/netlabel/netlabel_kapi.c:1177\nselinux_netlbl_socket_connect_helper+0xd3/0x1b0 security/selinux/netlabel.c:569\nselinux_netlbl_socket_connect_locked security/selinux/netlabel.c:597 [inline]\nselinux_netlbl_socket_connect+0xb6/0x100 security/selinux/netlabel.c:615\nselinux_socket_connect+0x5f/0x80 security/selinux/hooks.c:4931\nsecurity_socket_connect+0x50/0xa0 security/security.c:4598\n__sys_connect_file+0xa4/0x190 net/socket.c:2067\n__sys_connect+0x12c/0x170 net/socket.c:2088\n__do_sys_connect net/socket.c:2098 [inline]\n__se_sys_connect net/socket.c:2095 [inline]\n__x64_sys_connect+0x73/0xb0 net/socket.c:2095\ndo_syscall_x64 arch/x86/entry/common.c:52 [inline]\ndo_syscall_64+0xaa/0x1b0 arch/x86/entry/common.c:83\nentry_SYSCALL_64_after_hwframe+0x77/0x7f\nRIP: 0033:0x7f901b61a12d\nCode: 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48\nRSP: 002b:00007f9019bd6fa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a\nRAX: ffffffffffffffda RBX: 00007f901b925fa0 RCX: 00007f901b61a12d\nRDX: 000000000000001c RSI: 0000200000000140 RDI: 0000000000000003\nRBP: 00007f901b701505 R08: 0000000000000000 R09: 0000000000000000\nR10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000\nR13: 0000000000000000 R14: 00007f901b5b62a0 R15: 00007f9019bb7000\n\nModules linked in:", "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": [ "Oracle-Linux-7:bpftool-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-tools-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-container-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-devel-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:python-perf-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:perf-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-headers-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-debug-devel-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-container-debug-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64", "Oracle-Linux-7:kernel-uek-debug-0:5.4.17-2136.338.4.2.el7uek.tuxcare.els2.x86_64" ] }, "references": [ { "category": "self", "summary": "Canonical URL", "url": "https://cve.tuxcare.com/els/cve/CVE-2025-38147" } ], "release_date": "2025-07-03T00:00:00", "scores": [ { "cvss_v3": { "attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.0, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" }, "products": [ 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