{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-90434", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-11T19:38:34.815Z", "datePublished": "2026-09-17T16:09:53.716Z", "dateUpdated": "2026-10-19T09:03:39.223Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-19T09:03:39.223Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nisofs: release zisofs block pointer buffer head\n\nzisofs_fill_pages() reads the compressed block pointer table. The error\npaths release the current buffer_head, the loop also releases the old\nbuffer_head when it advances. However, the success path leaves the last\nbuffer_head referenced. Release it before returning success."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/isofs/compress.c"], "versions": [{"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "dbcc7d1b818162aeab2e97fd217d86546d9fde15", "status": "affected", "versionType": "git"}, {"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "ec33e6b7a1de20d7e623b12633191a855445657d", "status": "affected", "versionType": "git"}, {"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "0c2c54a7d174edc845f7bae24179fe72a926d10f", "status": "affected", "versionType": "git"}, {"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "5677737c2cedf417c0fcf61540b9cef0e62273d4", "status": "affected", "versionType": "git"}, {"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "f2a1611065c700a374b31c5cc8a7587f5e3bfe73", "status": "affected", "versionType": "git"}, {"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "106e1a3b2b3454fbda63a59e9290cb9a253f81aa", "status": "affected", "versionType": "git"}, {"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "3371d30a97a257b7b5f2c8009612e9d452180f0a", "status": "affected", "versionType": "git"}, {"version": "59bc055211b8d266ab6089158058bf8268e02006", "lessThan": "2f7dd9b86fe4076059e6a4a2a2c5d565afd76b9e", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["fs/isofs/compress.c"], "versions": [{"version": "2.6.33", "status": "affected"}, {"version": "0", "lessThan": "2.6.33", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.270", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.221", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.188", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.157", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.110", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.52", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.6", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "5.10.270"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "5.15.221"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "6.1.188"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "6.6.157"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "6.12.110"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "6.18.52"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "7.2.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.33", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/dbcc7d1b818162aeab2e97fd217d86546d9fde15"}, {"url": "https://git.kernel.org/stable/c/ec33e6b7a1de20d7e623b12633191a855445657d"}, {"url": "https://git.kernel.org/stable/c/0c2c54a7d174edc845f7bae24179fe72a926d10f"}, {"url": "https://git.kernel.org/stable/c/5677737c2cedf417c0fcf61540b9cef0e62273d4"}, {"url": "https://git.kernel.org/stable/c/f2a1611065c700a374b31c5cc8a7587f5e3bfe73"}, {"url": "https://git.kernel.org/stable/c/106e1a3b2b3454fbda63a59e9290cb9a253f81aa"}, {"url": "https://git.kernel.org/stable/c/3371d30a97a257b7b5f2c8009612e9d452180f0a"}, {"url": "https://git.kernel.org/stable/c/2f7dd9b86fe4076059e6a4a2a2c5d565afd76b9e"}], "title": "isofs: release zisofs block pointer buffer head", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["fs/isofs/compress.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "dbcc7d1b818162aeab2e97fd217d86546d9fde15", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}, {"lessThan": "ec33e6b7a1de20d7e623b12633191a855445657d", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}, {"lessThan": "0c2c54a7d174edc845f7bae24179fe72a926d10f", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}, {"lessThan": "5677737c2cedf417c0fcf61540b9cef0e62273d4", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}, {"lessThan": "f2a1611065c700a374b31c5cc8a7587f5e3bfe73", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}, {"lessThan": "106e1a3b2b3454fbda63a59e9290cb9a253f81aa", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}, {"lessThan": "3371d30a97a257b7b5f2c8009612e9d452180f0a", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}, {"lessThan": "2f7dd9b86fe4076059e6a4a2a2c5d565afd76b9e", "status": "affected", "version": "59bc055211b8d266ab6089158058bf8268e02006", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["fs/isofs/compress.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "2.6.33"}, {"lessThan": "2.6.33", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.270", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.221", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.188", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.157", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.110", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.52", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.6", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nisofs: release zisofs block pointer buffer head\n\nzisofs_fill_pages() reads the compressed block pointer table. The error\npaths release the current buffer_head, the loop also releases the old\nbuffer_head when it advances. However, the success path leaves the last\nbuffer_head referenced. Release it before returning success."}], "id": "CVE-2026-90434", "lastModified": "2026-10-19T09:19:37.703", "metrics": {}, "published": "2026-09-17T17:17:48.597", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0c2c54a7d174edc845f7bae24179fe72a926d10f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/106e1a3b2b3454fbda63a59e9290cb9a253f81aa"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2f7dd9b86fe4076059e6a4a2a2c5d565afd76b9e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3371d30a97a257b7b5f2c8009612e9d452180f0a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/5677737c2cedf417c0fcf61540b9cef0e62273d4"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dbcc7d1b818162aeab2e97fd217d86546d9fde15"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ec33e6b7a1de20d7e623b12633191a855445657d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f2a1611065c700a374b31c5cc8a7587f5e3bfe73"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,dbcc7d1b818162aeab2e97fd217d86546d9fde15)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,ec33e6b7a1de20d7e623b12633191a855445657d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,0c2c54a7d174edc845f7bae24179fe72a926d10f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,5677737c2cedf417c0fcf61540b9cef0e62273d4)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,f2a1611065c700a374b31c5cc8a7587f5e3bfe73)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,106e1a3b2b3454fbda63a59e9290cb9a253f81aa)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,3371d30a97a257b7b5f2c8009612e9d452180f0a)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[59bc055211b8d266ab6089158058bf8268e02006,2f7dd9b86fe4076059e6a4a2a2c5d565afd76b9e)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "2.6.33"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[0,2.6.33)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.10.270,5.11.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.221,5.16.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.188,6.2.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.157,6.7.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.110,6.13.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.52,6.19.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.6,7.3.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.3-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-09-19T09:30:13.147598+00:00", "updated": "2026-09-19T13:45:15.366416+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-775"]}