{"id":"CVE-2022-49861","state":"PUBLISHED","title":"dmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove()\n\nA clk_prepare_enable() call in the probe is not balanced by a corresponding\nclk_disable_unprepare() in the remove function.\n\nAdd the missing call.","publishedAt":"2025-05-01T14:10:14.897Z","updatedAt":"2026-05-23T15:23:01.332Z","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":"3bdcced41936b054470639c6a76ae033df1074e3","status":"affected","lessThan":"04f2cc56d80a1ac058045a7835c5bfd910f17863","versionType":"git"},{"version":"2299285fb1819ef8459c116fd1eafe1458bb9ca1","status":"affected","lessThan":"4b6641c3a2ba95ddcfecec263b4a5e572a4b0641","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"20479886b40c0ed4864a5fc8490a1f6b70cccf1b","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"1d84887327659c58a6637060ac8c50c3a952a163","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"0b7ee3d50f32d277bf024b4ddb4de54da43a3025","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"992e966caf57e00855edbd79f19d911809732a69","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"a1cb72e20a64a3c83f9b4ee993fbf97e4c1d7714","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"081195d17a0c4c636da2b869bd5809d42e8cbb13","versionType":"git"},{"version":"4.9.104","status":"affected","lessThan":"4.9.334","versionType":"semver"},{"version":"4.14.45","status":"affected","lessThan":"4.14.300","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/mv_xor_v2.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.16","versionType":"semver"},{"version":"4.9.334","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.300","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.267","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.225","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.155","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.79","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.9","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/mv_xor_v2.c"]}],"references":["https://git.kernel.org/stable/c/04f2cc56d80a1ac058045a7835c5bfd910f17863","https://git.kernel.org/stable/c/4b6641c3a2ba95ddcfecec263b4a5e572a4b0641","https://git.kernel.org/stable/c/20479886b40c0ed4864a5fc8490a1f6b70cccf1b","https://git.kernel.org/stable/c/1d84887327659c58a6637060ac8c50c3a952a163","https://git.kernel.org/stable/c/0b7ee3d50f32d277bf024b4ddb4de54da43a3025","https://git.kernel.org/stable/c/992e966caf57e00855edbd79f19d911809732a69","https://git.kernel.org/stable/c/a1cb72e20a64a3c83f9b4ee993fbf97e4c1d7714","https://git.kernel.org/stable/c/081195d17a0c4c636da2b869bd5809d42e8cbb13"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/49xxx/CVE-2022-49861.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-49861","state":"PUBLISHED","datePublished":"2025-05-01T14:10:14.897Z","dateUpdated":"2026-05-23T15:23:01.332Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2025-05-01T14:05:17.236Z"},"containers":{"cna":{"title":"dmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: mv_xor_v2: Fix a resource leak in mv_xor_v2_remove()\n\nA clk_prepare_enable() call in the probe is not balanced by a corresponding\nclk_disable_unprepare() in the remove function.\n\nAdd the missing call."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3bdcced41936b054470639c6a76ae033df1074e3","status":"affected","lessThan":"04f2cc56d80a1ac058045a7835c5bfd910f17863","versionType":"git"},{"version":"2299285fb1819ef8459c116fd1eafe1458bb9ca1","status":"affected","lessThan":"4b6641c3a2ba95ddcfecec263b4a5e572a4b0641","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"20479886b40c0ed4864a5fc8490a1f6b70cccf1b","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"1d84887327659c58a6637060ac8c50c3a952a163","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"0b7ee3d50f32d277bf024b4ddb4de54da43a3025","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"992e966caf57e00855edbd79f19d911809732a69","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"a1cb72e20a64a3c83f9b4ee993fbf97e4c1d7714","versionType":"git"},{"version":"3cd2c313f1d618f92d1294addc6c685c17065761","status":"affected","lessThan":"081195d17a0c4c636da2b869bd5809d42e8cbb13","versionType":"git"},{"version":"4.9.104","status":"affected","lessThan":"4.9.334","versionType":"semver"},{"version":"4.14.45","status":"affected","lessThan":"4.14.300","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/mv_xor_v2.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.16","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.16","versionType":"semver"},{"version":"4.9.334","status":"unaffected","lessThanOrEqual":"4.9.*","versionType":"semver"},{"version":"4.14.300","status":"unaffected","lessThanOrEqual":"4.14.*","versionType":"semver"},{"version":"4.19.267","status":"unaffected","lessThanOrEqual":"4.19.*","versionType":"semver"},{"version":"5.4.225","status":"unaffected","lessThanOrEqual":"5.4.*","versionType":"semver"},{"version":"5.10.155","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.79","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.0.9","status":"unaffected","lessThanOrEqual":"6.0.*","versionType":"semver"},{"version":"6.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/mv_xor_v2.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/04f2cc56d80a1ac058045a7835c5bfd910f17863"},{"url":"https://git.kernel.org/stable/c/4b6641c3a2ba95ddcfecec263b4a5e572a4b0641"},{"url":"https://git.kernel.org/stable/c/20479886b40c0ed4864a5fc8490a1f6b70cccf1b"},{"url":"https://git.kernel.org/stable/c/1d84887327659c58a6637060ac8c50c3a952a163"},{"url":"https://git.kernel.org/stable/c/0b7ee3d50f32d277bf024b4ddb4de54da43a3025"},{"url":"https://git.kernel.org/stable/c/992e966caf57e00855edbd79f19d911809732a69"},{"url":"https://git.kernel.org/stable/c/a1cb72e20a64a3c83f9b4ee993fbf97e4c1d7714"},{"url":"https://git.kernel.org/stable/c/081195d17a0c4c636da2b869bd5809d42e8cbb13"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-05-23T15:23:01.332Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.9.104","versionEndExcluding":"4.9.334"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.14.45","versionEndExcluding":"4.14.300"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"4.19.267"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.4.225"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.10.155"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"5.15.79"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.0.9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.16","versionEndExcluding":"6.1"}]}]}],"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":{"timestamp":"2025-10-01T16:05:30.325310Z","id":"CVE-2022-49861","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"type":"CWE","lang":"en","description":"CWE-noinfo Not enough information"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-10-01T16:05:32.664Z"}}]}}}