{"id":"CVE-2026-93041","state":"PUBLISHED","title":"dmaengine: dw-edma: Serialize abort state updates","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: dw-edma: Serialize abort state updates\n\ndw_edma_abort_interrupt() drops vc.lock before changing request and\nstatus. issue_pending() can acquire the lock in that small window,\nobserve the old busy state, and skip starting queued descriptors. Then\nthe abort handler overwrites the channel status as idle, leaving the new\ndescriptors stranded for good.\n\nKeep descriptor completion and the state transition in the same critical\nsection.","publishedAt":"2026-09-17T16:10:34.232Z","updatedAt":"2026-10-19T09:04:36.246Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"4a72f81b8681b2ad7705cf039974c443dcc8ff00","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"b7b8b08cd6422f7ed783226ac4aa6cebe398ab54","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"0b028e5175590fb34ccbd537ff5b9cd386ce5747","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"075de95d7a7cd8fecfb6fe1c685c9064fc6c9d76","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"e20c6539394ac8d70240b85bb5963c74a3a49789","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"0c3294066c36d5980fd9c8192dcb53bb9ccd1f7b","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"f71c94c1a657492e015be227d44c4198a8e7a91d","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"dd80e259f65d932634e26d366570d71669ef6654","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/dw-edma/dw-edma-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/dw-edma/dw-edma-core.c"]}],"references":["https://git.kernel.org/stable/c/4a72f81b8681b2ad7705cf039974c443dcc8ff00","https://git.kernel.org/stable/c/b7b8b08cd6422f7ed783226ac4aa6cebe398ab54","https://git.kernel.org/stable/c/0b028e5175590fb34ccbd537ff5b9cd386ce5747","https://git.kernel.org/stable/c/075de95d7a7cd8fecfb6fe1c685c9064fc6c9d76","https://git.kernel.org/stable/c/e20c6539394ac8d70240b85bb5963c74a3a49789","https://git.kernel.org/stable/c/0c3294066c36d5980fd9c8192dcb53bb9ccd1f7b","https://git.kernel.org/stable/c/f71c94c1a657492e015be227d44c4198a8e7a91d","https://git.kernel.org/stable/c/dd80e259f65d932634e26d366570d71669ef6654"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:34.582Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/93xxx/CVE-2026-93041.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-93041","state":"PUBLISHED","datePublished":"2026-09-17T16:10:34.232Z","dateUpdated":"2026-10-19T09:04:36.246Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-17T15:57:05.657Z"},"containers":{"cna":{"title":"dmaengine: dw-edma: Serialize abort state updates","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: dw-edma: Serialize abort state updates\n\ndw_edma_abort_interrupt() drops vc.lock before changing request and\nstatus. issue_pending() can acquire the lock in that small window,\nobserve the old busy state, and skip starting queued descriptors. Then\nthe abort handler overwrites the channel status as idle, leaving the new\ndescriptors stranded for good.\n\nKeep descriptor completion and the state transition in the same critical\nsection."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"4a72f81b8681b2ad7705cf039974c443dcc8ff00","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"b7b8b08cd6422f7ed783226ac4aa6cebe398ab54","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"0b028e5175590fb34ccbd537ff5b9cd386ce5747","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"075de95d7a7cd8fecfb6fe1c685c9064fc6c9d76","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"e20c6539394ac8d70240b85bb5963c74a3a49789","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"0c3294066c36d5980fd9c8192dcb53bb9ccd1f7b","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"f71c94c1a657492e015be227d44c4198a8e7a91d","versionType":"git"},{"version":"e63d79d1ffcd2201a2dbff1d7a1184b8f3ec74cf","status":"affected","lessThan":"dd80e259f65d932634e26d366570d71669ef6654","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/dw-edma/dw-edma-core.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.3","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.3","versionType":"semver"},{"version":"5.10.270","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.221","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.188","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.157","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.110","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.52","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.6","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/dw-edma/dw-edma-core.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/4a72f81b8681b2ad7705cf039974c443dcc8ff00"},{"url":"https://git.kernel.org/stable/c/b7b8b08cd6422f7ed783226ac4aa6cebe398ab54"},{"url":"https://git.kernel.org/stable/c/0b028e5175590fb34ccbd537ff5b9cd386ce5747"},{"url":"https://git.kernel.org/stable/c/075de95d7a7cd8fecfb6fe1c685c9064fc6c9d76"},{"url":"https://git.kernel.org/stable/c/e20c6539394ac8d70240b85bb5963c74a3a49789"},{"url":"https://git.kernel.org/stable/c/0c3294066c36d5980fd9c8192dcb53bb9ccd1f7b"},{"url":"https://git.kernel.org/stable/c/f71c94c1a657492e015be227d44c4198a8e7a91d"},{"url":"https://git.kernel.org/stable/c/dd80e259f65d932634e26d366570d71669ef6654"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-19T09:04:36.246Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.10.270"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"5.15.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.1.188"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.6.157"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.12.110"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"6.18.52"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"7.2.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.3","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}