{"id":"CVE-2023-53299","state":"PUBLISHED","title":"md/raid10: fix leak of 'r10bio->remaining' for recovery","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/raid10: fix leak of 'r10bio->remaining' for recovery\n\nraid10_sync_request() will add 'r10bio->remaining' for both rdev and\nreplacement rdev. However, if the read io fails, recovery_request_write()\nreturns without issuing the write io, in this case, end_sync_request()\nis only called once and 'remaining' is leaked, cause an io hang.\n\nFix the problem by decreasing 'remaining' according to if 'bio' and\n'repl_bio' is valid.","publishedAt":"2025-09-16T08:11:30.854Z","updatedAt":"2026-05-11T19:42:15.615Z","severity":{"score":5.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"cb827ed2bb34480dc102146d3a1f89fdbcafc028","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"1d2c6c6e37fe5de11fd01a82badf03390e12df7a","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"8c5d5d7ffd1e76734811b8ea5417cf0432b9952c","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"1697fb124c6d6c5237e9cbd78890310154738084","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"8d09065802c53cc938d162b62f6c4150b392c90e","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"11141630f03efffdfe260b3582b2d93d38171b97","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"3481dec5ecbbbbe44ab23e22c2b14bd65c644ec6","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"4f82e7e07cdaf2947d71968e3d6b73370a217093","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"26208a7cffd0c7cbf14237ccd20c7270b3ffeb7e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.3","versionType":"semver"},{"version":"4.14.315","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.283","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.243","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.180","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.111","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.28","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.15","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3.2","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]}],"references":["https://git.kernel.org/stable/c/cb827ed2bb34480dc102146d3a1f89fdbcafc028","https://git.kernel.org/stable/c/1d2c6c6e37fe5de11fd01a82badf03390e12df7a","https://git.kernel.org/stable/c/8c5d5d7ffd1e76734811b8ea5417cf0432b9952c","https://git.kernel.org/stable/c/1697fb124c6d6c5237e9cbd78890310154738084","https://git.kernel.org/stable/c/8d09065802c53cc938d162b62f6c4150b392c90e","https://git.kernel.org/stable/c/11141630f03efffdfe260b3582b2d93d38171b97","https://git.kernel.org/stable/c/3481dec5ecbbbbe44ab23e22c2b14bd65c644ec6","https://git.kernel.org/stable/c/4f82e7e07cdaf2947d71968e3d6b73370a217093","https://git.kernel.org/stable/c/26208a7cffd0c7cbf14237ccd20c7270b3ffeb7e"],"weaknesses":["CWE-401"],"ingestedAt":"2026-10-29T20:06:33.064Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/53xxx/CVE-2023-53299.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2023-53299","state":"PUBLISHED","datePublished":"2025-09-16T08:11:30.854Z","dateUpdated":"2026-05-11T19:42:15.615Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-09-16T08:09:37.993Z"},"containers":{"cna":{"title":"md/raid10: fix leak of 'r10bio->remaining' for recovery","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd/raid10: fix leak of 'r10bio->remaining' for recovery\n\nraid10_sync_request() will add 'r10bio->remaining' for both rdev and\nreplacement rdev. However, if the read io fails, recovery_request_write()\nreturns without issuing the write io, in this case, end_sync_request()\nis only called once and 'remaining' is leaked, cause an io hang.\n\nFix the problem by decreasing 'remaining' according to if 'bio' and\n'repl_bio' is valid."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"cb827ed2bb34480dc102146d3a1f89fdbcafc028","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"1d2c6c6e37fe5de11fd01a82badf03390e12df7a","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"8c5d5d7ffd1e76734811b8ea5417cf0432b9952c","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"1697fb124c6d6c5237e9cbd78890310154738084","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"8d09065802c53cc938d162b62f6c4150b392c90e","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"11141630f03efffdfe260b3582b2d93d38171b97","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"3481dec5ecbbbbe44ab23e22c2b14bd65c644ec6","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"4f82e7e07cdaf2947d71968e3d6b73370a217093","versionType":"git"},{"version":"24afd80d99f80a79d8824d2805114b8b067e9823","status":"affected","lessThan":"26208a7cffd0c7cbf14237ccd20c7270b3ffeb7e","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.3","versionType":"semver"},{"version":"4.14.315","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.283","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.243","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.180","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.111","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.28","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.2.15","status":"unaffected","lessThanOrEqual":"6.2.*","versionType":"semver"},{"version":"6.3.2","status":"unaffected","lessThanOrEqual":"6.3.*","versionType":"semver"},{"version":"6.4","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/raid10.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/cb827ed2bb34480dc102146d3a1f89fdbcafc028"},{"url":"https://git.kernel.org/stable/c/1d2c6c6e37fe5de11fd01a82badf03390e12df7a"},{"url":"https://git.kernel.org/stable/c/8c5d5d7ffd1e76734811b8ea5417cf0432b9952c"},{"url":"https://git.kernel.org/stable/c/1697fb124c6d6c5237e9cbd78890310154738084"},{"url":"https://git.kernel.org/stable/c/8d09065802c53cc938d162b62f6c4150b392c90e"},{"url":"https://git.kernel.org/stable/c/11141630f03efffdfe260b3582b2d93d38171b97"},{"url":"https://git.kernel.org/stable/c/3481dec5ecbbbbe44ab23e22c2b14bd65c644ec6"},{"url":"https://git.kernel.org/stable/c/4f82e7e07cdaf2947d71968e3d6b73370a217093"},{"url":"https://git.kernel.org/stable/c/26208a7cffd0c7cbf14237ccd20c7270b3ffeb7e"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-11T19:42:15.615Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"4.14.315"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"4.19.283"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"5.4.243"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"5.10.180"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"5.15.111"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.1.28"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.2.15"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.3.2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.3","versionEndExcluding":"6.4"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":5.5,"attackVector":"LOCAL","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","integrityImpact":"NONE","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"NONE"}},{"other":{"type":"ssvc","content":{"id":"CVE-2023-53299","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-01-14T18:13:08.755335Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-401","lang":"en","type":"CWE","description":"CWE-401 Missing Release of Memory after Effective Lifetime"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-01-14T18:22:54.164Z"}}]}}}