{"api_version":"1","generated_at":"2026-08-21T21:42:29+00:00","cve":"CVE-2026-72457","urls":{"html":"https://cve.report/CVE-2026-72457","api":"https://cve.report/api/cve/CVE-2026-72457.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-72457","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-72457"},"summary":{"title":"apparmor: fail policy unpack on accept2 allocation failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: fail policy unpack on accept2 allocation failure\n\nunpack_pdb() may need to allocate a missing ACCEPT2 table for older policy\ndata. If that allocation failed, it set an error message but jumped to the\nsuccess path, returning a policydb with the required table missing.\n\nReturn -ENOMEM through the normal failure path when the ACCEPT2 allocation\nfails. Remove the now-unused out label.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 06:22:19","updated_at":"2026-08-17 06:19:13"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/106e909e12baf059538f0b0f1a59f87781d25b3c","name":"https://git.kernel.org/stable/c/106e909e12baf059538f0b0f1a59f87781d25b3c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/22dc9433d458cff1270f120685114a9753e0ad1b","name":"https://git.kernel.org/stable/c/22dc9433d458cff1270f120685114a9753e0ad1b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/45cf568241048e560a81aa2053f06a62069f5640","name":"https://git.kernel.org/stable/c/45cf568241048e560a81aa2053f06a62069f5640","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-72457","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72457","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2e12c5f060176ede209673e4f63ea5d0e3c5814c 22dc9433d458cff1270f120685114a9753e0ad1b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2e12c5f060176ede209673e4f63ea5d0e3c5814c 106e909e12baf059538f0b0f1a59f87781d25b3c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2e12c5f060176ede209673e4f63ea5d0e3c5814c 45cf568241048e560a81aa2053f06a62069f5640 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.17","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.40 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1.5 7.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"72457","cve":"CVE-2026-72457","epss":"0.002060000","percentile":"0.110220000","score_date":"2026-08-17","updated_at":"2026-08-18 00:11:47"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["security/apparmor/policy_unpack.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"22dc9433d458cff1270f120685114a9753e0ad1b","status":"affected","version":"2e12c5f060176ede209673e4f63ea5d0e3c5814c","versionType":"git"},{"lessThan":"106e909e12baf059538f0b0f1a59f87781d25b3c","status":"affected","version":"2e12c5f060176ede209673e4f63ea5d0e3c5814c","versionType":"git"},{"lessThan":"45cf568241048e560a81aa2053f06a62069f5640","status":"affected","version":"2e12c5f060176ede209673e4f63ea5d0e3c5814c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["security/apparmor/policy_unpack.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.40","versionType":"semver"},{"lessThanOrEqual":"7.1.*","status":"unaffected","version":"7.1.5","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.40","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1.5","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2","versionStartIncluding":"6.17","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: fail policy unpack on accept2 allocation failure\n\nunpack_pdb() may need to allocate a missing ACCEPT2 table for older policy\ndata. If that allocation failed, it set an error message but jumped to the\nsuccess path, returning a policydb with the required table missing.\n\nReturn -ENOMEM through the normal failure path when the ACCEPT2 allocation\nfails. Remove the now-unused out label."}],"providerMetadata":{"dateUpdated":"2026-08-17T05:15:01.418Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/22dc9433d458cff1270f120685114a9753e0ad1b"},{"url":"https://git.kernel.org/stable/c/106e909e12baf059538f0b0f1a59f87781d25b3c"},{"url":"https://git.kernel.org/stable/c/45cf568241048e560a81aa2053f06a62069f5640"}],"title":"apparmor: fail policy unpack on accept2 allocation failure","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-72457","datePublished":"2026-08-15T05:57:03.536Z","dateReserved":"2026-08-09T03:40:39.932Z","dateUpdated":"2026-08-17T05:15:01.418Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 06:22:19","lastModifiedDate":"2026-08-17 06:19:13","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"72457","Ordinal":"1","Title":"apparmor: fail policy unpack on accept2 allocation failure","CVE":"CVE-2026-72457","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"72457","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\napparmor: fail policy unpack on accept2 allocation failure\n\nunpack_pdb() may need to allocate a missing ACCEPT2 table for older policy\ndata. If that allocation failed, it set an error message but jumped to the\nsuccess path, returning a policydb with the required table missing.\n\nReturn -ENOMEM through the normal failure path when the ACCEPT2 allocation\nfails. Remove the now-unused out label.","Type":"Description","Title":"apparmor: fail policy unpack on accept2 allocation failure"}]}}}