{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-50512","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2025-10-07T15:14:58.491Z","datePublished":"2025-10-07T15:19:08.854Z","dateUpdated":"2026-05-11T19:20:51.832Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T19:20:51.832Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix potential memory leak in ext4_fc_record_regions()\n\nAs krealloc may return NULL, in this case 'state->fc_regions' may not be\nfreed by krealloc, but 'state->fc_regions' already set NULL. Then will\nlead to 'state->fc_regions' memory leak."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["fs/ext4/fast_commit.c"],"versions":[{"version":"8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2","lessThan":"2cfb769d60a2a57eb3566765428b6131cd16dcfe","status":"affected","versionType":"git"},{"version":"8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2","lessThan":"417b0455a0b6d0f60a2930592731d1f8340e24be","status":"affected","versionType":"git"},{"version":"8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2","lessThan":"a4058b869e6c5e517c79e30532a350d0f3115c3e","status":"affected","versionType":"git"},{"version":"8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2","lessThan":"518566e71ad86b7c2f1bf6d9caee9588bb7ac158","status":"affected","versionType":"git"},{"version":"8016e29f4362e285f0f7e38fadc61a5b7bdfdfa2","lessThan":"7069d105c1f15c442b68af43f7fde784f3126739","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/ext4/fast_commit.c"],"versions":[{"version":"5.10","status":"affected"},{"version":"0","lessThan":"5.10","status":"unaffected","versionType":"semver"},{"version":"5.10.150","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.75","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.19.17","lessThanOrEqual":"5.19.*","status":"unaffected","versionType":"semver"},{"version":"6.0.3","lessThanOrEqual":"6.0.*","status":"unaffected","versionType":"semver"},{"version":"6.1","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":"5.10","versionEndExcluding":"5.10.150"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.15.75"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.19.17"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.0.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/2cfb769d60a2a57eb3566765428b6131cd16dcfe"},{"url":"https://git.kernel.org/stable/c/417b0455a0b6d0f60a2930592731d1f8340e24be"},{"url":"https://git.kernel.org/stable/c/a4058b869e6c5e517c79e30532a350d0f3115c3e"},{"url":"https://git.kernel.org/stable/c/518566e71ad86b7c2f1bf6d9caee9588bb7ac158"},{"url":"https://git.kernel.org/stable/c/7069d105c1f15c442b68af43f7fde784f3126739"}],"title":"ext4: fix potential memory leak in ext4_fc_record_regions()","x_generator":{"engine":"bippy-1.2.0"}}}}