{"id":"CVE-2022-49384","state":"PUBLISHED","title":"md: fix double free of io_acct_set bioset","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd: fix double free of io_acct_set bioset\n\nNow io_acct_set is alloc and free in personality. Remove the codes that\nfree io_acct_set in md_free and md_stop.","publishedAt":"2025-02-26T02:11:20.246Z","updatedAt":"2026-05-23T15:22:00.340Z","severity":{"score":7.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"00e3d58f50a875343124bcf5a9637520a492b0d1","status":"affected","lessThan":"36a2fc44c574a59ee3b5e2cb327182f227b2b07e","versionType":"git"},{"version":"0c031fd37f69deb0cd8c43bbfcfccd62ebd7e952","status":"affected","lessThan":"f99d5b5dc8a42c807b5f1176b925aa45d61962ab","versionType":"git"},{"version":"0c031fd37f69deb0cd8c43bbfcfccd62ebd7e952","status":"affected","lessThan":"ea7d7bd90079d96f9c86bdaf0b106e0cd2a70661","versionType":"git"},{"version":"0c031fd37f69deb0cd8c43bbfcfccd62ebd7e952","status":"affected","lessThan":"42b805af102471f53e3c7867b8c2b502ea4eef7e","versionType":"git"},{"version":"92053ae0398a58c6914e807d5e070297ba8cfe88","status":"affected","versionType":"git"},{"version":"5.15.17","status":"affected","lessThan":"5.15.46","versionType":"semver"},{"version":"5.16.3","status":"affected","lessThan":"5.17","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/md.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.17","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/md.c"]}],"references":["https://git.kernel.org/stable/c/36a2fc44c574a59ee3b5e2cb327182f227b2b07e","https://git.kernel.org/stable/c/f99d5b5dc8a42c807b5f1176b925aa45d61962ab","https://git.kernel.org/stable/c/ea7d7bd90079d96f9c86bdaf0b106e0cd2a70661","https://git.kernel.org/stable/c/42b805af102471f53e3c7867b8c2b502ea4eef7e"],"weaknesses":["CWE-415"],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49384.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49384","state":"PUBLISHED","datePublished":"2025-02-26T02:11:20.246Z","dateUpdated":"2026-05-23T15:22:00.340Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-02-26T02:08:31.560Z"},"containers":{"cna":{"title":"md: fix double free of io_acct_set bioset","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmd: fix double free of io_acct_set bioset\n\nNow io_acct_set is alloc and free in personality. Remove the codes that\nfree io_acct_set in md_free and md_stop."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"00e3d58f50a875343124bcf5a9637520a492b0d1","status":"affected","lessThan":"36a2fc44c574a59ee3b5e2cb327182f227b2b07e","versionType":"git"},{"version":"0c031fd37f69deb0cd8c43bbfcfccd62ebd7e952","status":"affected","lessThan":"f99d5b5dc8a42c807b5f1176b925aa45d61962ab","versionType":"git"},{"version":"0c031fd37f69deb0cd8c43bbfcfccd62ebd7e952","status":"affected","lessThan":"ea7d7bd90079d96f9c86bdaf0b106e0cd2a70661","versionType":"git"},{"version":"0c031fd37f69deb0cd8c43bbfcfccd62ebd7e952","status":"affected","lessThan":"42b805af102471f53e3c7867b8c2b502ea4eef7e","versionType":"git"},{"version":"92053ae0398a58c6914e807d5e070297ba8cfe88","status":"affected","versionType":"git"},{"version":"5.15.17","status":"affected","lessThan":"5.15.46","versionType":"semver"},{"version":"5.16.3","status":"affected","lessThan":"5.17","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/md.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.17","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.17","versionType":"semver"},{"version":"5.15.46","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.17.14","status":"unaffected","lessThanOrEqual":"5.17.*","versionType":"semver"},{"version":"5.18.3","status":"unaffected","lessThanOrEqual":"5.18.*","versionType":"semver"},{"version":"5.19","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/md/md.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/36a2fc44c574a59ee3b5e2cb327182f227b2b07e"},{"url":"https://git.kernel.org/stable/c/f99d5b5dc8a42c807b5f1176b925aa45d61962ab"},{"url":"https://git.kernel.org/stable/c/ea7d7bd90079d96f9c86bdaf0b106e0cd2a70661"},{"url":"https://git.kernel.org/stable/c/42b805af102471f53e3c7867b8c2b502ea4eef7e"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T15:22:00.340Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15.17","versionEndExcluding":"5.15.46"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"5.17.14"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"5.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.17","versionEndExcluding":"5.19"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":7.8,"attackVector":"LOCAL","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"id":"CVE-2022-49384","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2025-10-01T19:41:48.818598Z"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-415","lang":"en","type":"CWE","description":"CWE-415 Double Free"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T19:46:51.835Z"}}]}}}