{"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":"2026-09-17T16:09:53.716Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-09-17T16:09:53.716Z"},"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-rc1","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-rc1"}]}]}],"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"}}}}