{"id":"CVE-2026-92485","aliases":[],"cve":{"records":[{"id":"CVE-2026-92485","source":"Linux","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-09-16T12:21:13.870Z","published":"2026-09-17T16:10:00.999Z","modified":"2026-10-30T12:35:38.840Z"}],"publishers":[{"name":"Linux","role":"CNA","organizationId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","modified":"2026-10-30T12:35:38.840Z"}],"references":[{"url":"https://git.kernel.org/stable/c/1757598b3804f7cb35b5b5e02558f6d8b9c2f254","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/a5c6316052f0ff1467221ecf2996cbab0a496b1e","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/d02035c5eb4955616efc5c6dbe3d98f19d798cb2","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/094f0a895cf97a993d06d5dc4c12e7cb7da845a5","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/48a0209d8da0d90a7b0a0db19d1ff88027b13781","tags":[],"source":"Linux"},{"url":"https://git.kernel.org/stable/c/61aaa8782bec59ecffd22e030f54ef9351bcabf9","tags":[],"source":"Linux"}],"weaknesses":[],"applicability":[{"source":"Linux","statements":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.1.72","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.6.2","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.18.57"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"7.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.5.12"}]}]}]}],"prioritization":[]},"title":"bpf: Fix WARNING in bpf_tracing_link_release","titleSource":"Linux","descriptionSource":"Linux","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbpf: Fix WARNING in bpf_tracing_link_release\n\nThe trampoline could be corrupted by the blindly\n'tr->flags = BPF_TRAMP_F_TAIL_CALL_CTX' in verifier.\n\n1. A fexit attached to a tail_call_reachable prog. 'tr->flags' became\n   'BPF_TRAMP_F_CALL_ORIG | BPF_TRAMP_F_TAIL_CALL_CTX'. And, the\n   trampoline would poke the target prog's nop insn using jmp insn instead\n   of call insn.\n2. Another fexit loaded with the same tail_call_reachable prog target.\n   'tr->flags' became 'BPF_TRAMP_F_TAIL_CALL_CTX'.\n3. Close the first fexit link. Due to no BPF_TRAMP_F_CALL_ORIG in\n   'tr->flags', the trampoline will fail to restore the prog's nop insn\n   using call insn.\n\n[    3.410719] WARNING: kernel/bpf/syscall.c:3551 at bpf_tracing_link_release+0x53/0x60, CPU#1: test_progs/98\n...\n[    3.428793]  bpf_link_free+0x58/0x130\n[    3.429293]  bpf_link_release+0x23/0x30\n\nFix the warning by updating 'tr->flags' with '|=' and lock.","score":7.8,"severity":"high","published":"2026-09-17T16:10:00.999Z","modified":"2026-10-30T12:35:38.840Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"605c8d8f9966fcd2f0b858fabebe416fc83f2209","status":"affected","lessThan":"1757598b3804f7cb35b5b5e02558f6d8b9c2f254","versionType":"git"},{"version":"8f873cc3f67f2257493063e57d0caf07ef889ee9","status":"affected","lessThan":"a5c6316052f0ff1467221ecf2996cbab0a496b1e","versionType":"git"},{"version":"2b5dcb31a19a2e0acd869b12c9db9b2d696ef544","status":"affected","lessThan":"d02035c5eb4955616efc5c6dbe3d98f19d798cb2","versionType":"git"},{"version":"2b5dcb31a19a2e0acd869b12c9db9b2d696ef544","status":"affected","lessThan":"094f0a895cf97a993d06d5dc4c12e7cb7da845a5","versionType":"git"},{"version":"2b5dcb31a19a2e0acd869b12c9db9b2d696ef544","status":"affected","lessThan":"48a0209d8da0d90a7b0a0db19d1ff88027b13781","versionType":"git"},{"version":"2b5dcb31a19a2e0acd869b12c9db9b2d696ef544","status":"affected","lessThan":"61aaa8782bec59ecffd22e030f54ef9351bcabf9","versionType":"git"},{"version":"028480eaf2a1401e914a1fa1a4a21d877cf0ae30","status":"affected","versionType":"git"},{"version":"6.1.72","status":"affected","lessThan":"6.1.191","versionType":"semver"},{"version":"6.6.2","status":"affected","lessThan":"6.6.160","versionType":"semver"},{"version":"6.5.12","status":"affected","lessThan":"6.6","versionType":"semver"}],"defaultStatus":"unaffected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-92485"},{"vendor":"Linux","name":"Linux","platforms":[],"versions":[{"version":"6.7","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.7","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"defaultStatus":"affected","cpes":[],"source":"Linux","url":"https://www.cve.org/CVERecord?id=CVE-2026-92485"}],"remediation":[],"references":["https://git.kernel.org/stable/c/1757598b3804f7cb35b5b5e02558f6d8b9c2f254","https://git.kernel.org/stable/c/a5c6316052f0ff1467221ecf2996cbab0a496b1e","https://git.kernel.org/stable/c/d02035c5eb4955616efc5c6dbe3d98f19d798cb2","https://git.kernel.org/stable/c/094f0a895cf97a993d06d5dc4c12e7cb7da845a5","https://git.kernel.org/stable/c/48a0209d8da0d90a7b0a0db19d1ff88027b13781","https://git.kernel.org/stable/c/61aaa8782bec59ecffd22e030f54ef9351bcabf9"],"sources":[{"name":"CVE","id":"CVE-2026-92485","modified":"2026-10-30T12:35:38.840Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-92485"}],"assessments":[{"source":"Linux","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8}],"sourceAffected":[],"observedAt":"2026-10-30T13:54:29.516Z","kev":{"status":"not-listed","checkedAt":"2026-11-15T02:25:31.038Z"},"coverage":[{"source":"NVD","status":"not-checked"},{"source":"GHSA","status":"not-checked"},{"source":"EUVD","status":"not-checked"},{"source":"EPSS","status":"not-checked"}],"evidence":[],"aiSummary":null}