{"id":"CVE-2022-50811","state":"PUBLISHED","title":"erofs: fix missing unmap if z_erofs_get_extent_compressedlen() fails","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: fix missing unmap if z_erofs_get_extent_compressedlen() fails\n\nOtherwise, meta buffers could be leaked.","publishedAt":"2025-12-30T12:08:28.719Z","updatedAt":"2026-05-11T19:25:34.584Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"cec6e93beadfd145758af2c0854fcc2abb8170cb","status":"affected","lessThan":"091a8ca572a2e48554427feda78aa503e98c1028","versionType":"git"},{"version":"cec6e93beadfd145758af2c0854fcc2abb8170cb","status":"affected","lessThan":"373b6f350aecf5dca2e7474f0b4ec8cca659f2f0","versionType":"git"},{"version":"cec6e93beadfd145758af2c0854fcc2abb8170cb","status":"affected","lessThan":"d5d188b8f8b38d3d71dd05993874b4fc9284ce95","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/zmap.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/zmap.c"]}],"references":["https://git.kernel.org/stable/c/091a8ca572a2e48554427feda78aa503e98c1028","https://git.kernel.org/stable/c/373b6f350aecf5dca2e7474f0b4ec8cca659f2f0","https://git.kernel.org/stable/c/d5d188b8f8b38d3d71dd05993874b4fc9284ce95"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/50xxx/CVE-2022-50811.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50811","state":"PUBLISHED","datePublished":"2025-12-30T12:08:28.719Z","dateUpdated":"2026-05-11T19:25:34.584Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-12-30T12:06:07.130Z"},"containers":{"cna":{"title":"erofs: fix missing unmap if z_erofs_get_extent_compressedlen() fails","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nerofs: fix missing unmap if z_erofs_get_extent_compressedlen() fails\n\nOtherwise, meta buffers could be leaked."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"cec6e93beadfd145758af2c0854fcc2abb8170cb","status":"affected","lessThan":"091a8ca572a2e48554427feda78aa503e98c1028","versionType":"git"},{"version":"cec6e93beadfd145758af2c0854fcc2abb8170cb","status":"affected","lessThan":"373b6f350aecf5dca2e7474f0b4ec8cca659f2f0","versionType":"git"},{"version":"cec6e93beadfd145758af2c0854fcc2abb8170cb","status":"affected","lessThan":"d5d188b8f8b38d3d71dd05993874b4fc9284ce95","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/zmap.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"6.0.16","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1.2","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/erofs/zmap.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/091a8ca572a2e48554427feda78aa503e98c1028"},{"url":"https://git.kernel.org/stable/c/373b6f350aecf5dca2e7474f0b4ec8cca659f2f0"},{"url":"https://git.kernel.org/stable/c/d5d188b8f8b38d3d71dd05993874b4fc9284ce95"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:25:34.584Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.0.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.1.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}