{"id":"CVE-2026-43064","state":"PUBLISHED","title":"dmaengine: idxd: Fix not releasing workqueue on .release()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: Fix not releasing workqueue on .release()\n\nThe workqueue associated with an DSA/IAA device is not released when\nthe object is freed.","publishedAt":"2026-05-05T15:23:24.687Z","updatedAt":"2026-06-19T11:58:11.415Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"70ae35be58d476e2fd9f7a941a5e03b2f5fadb8d","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"b22fd53b2ceb35445475f0edab13a908c5fb8433","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"d02c24af126dee45247dc7890409c86d1831859d","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"958e96533ddbd1edd127feb7624a7eed0cc379dc","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"fc34f199eb576b3a73089452fdf0056cc9a9301d","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"3d33de353b1ff9023d5ec73b9becf80ea87af695","versionType":"git"},{"version":"3f0e87eb9680975184e98aed0e8866b4442a31f6","status":"affected","versionType":"git"},{"version":"a13e4cf29da68630a116c1309072a265ade9566d","status":"affected","versionType":"git"},{"version":"5.11.22","status":"affected","lessThan":"5.12","versionType":"semver"},{"version":"5.12.5","status":"affected","lessThan":"5.13","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/idxd/sysfs.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"5.15.210","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.176","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.131","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.80","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.21","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.11","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/idxd/sysfs.c"]}],"references":["https://git.kernel.org/stable/c/70ae35be58d476e2fd9f7a941a5e03b2f5fadb8d","https://git.kernel.org/stable/c/b22fd53b2ceb35445475f0edab13a908c5fb8433","https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e","https://git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d","https://git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc","https://git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d","https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695"],"weaknesses":[],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/43xxx/CVE-2026-43064.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43064","state":"PUBLISHED","datePublished":"2026-05-05T15:23:24.687Z","dateUpdated":"2026-06-19T11:58:11.415Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-01T14:12:55.981Z"},"containers":{"cna":{"title":"dmaengine: idxd: Fix not releasing workqueue on .release()","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: Fix not releasing workqueue on .release()\n\nThe workqueue associated with an DSA/IAA device is not released when\nthe object is freed."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"70ae35be58d476e2fd9f7a941a5e03b2f5fadb8d","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"b22fd53b2ceb35445475f0edab13a908c5fb8433","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"d02c24af126dee45247dc7890409c86d1831859d","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"958e96533ddbd1edd127feb7624a7eed0cc379dc","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"fc34f199eb576b3a73089452fdf0056cc9a9301d","versionType":"git"},{"version":"47c16ac27d4cb664cee53ee0b9b7e2f907923fb3","status":"affected","lessThan":"3d33de353b1ff9023d5ec73b9becf80ea87af695","versionType":"git"},{"version":"3f0e87eb9680975184e98aed0e8866b4442a31f6","status":"affected","versionType":"git"},{"version":"a13e4cf29da68630a116c1309072a265ade9566d","status":"affected","versionType":"git"},{"version":"5.11.22","status":"affected","lessThan":"5.12","versionType":"semver"},{"version":"5.12.5","status":"affected","lessThan":"5.13","versionType":"semver"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/idxd/sysfs.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"5.15.210","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.176","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.131","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.80","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.21","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"6.19.11","status":"unaffected","lessThanOrEqual":"6.19.*","versionType":"semver"},{"version":"7.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/idxd/sysfs.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/70ae35be58d476e2fd9f7a941a5e03b2f5fadb8d"},{"url":"https://git.kernel.org/stable/c/b22fd53b2ceb35445475f0edab13a908c5fb8433"},{"url":"https://git.kernel.org/stable/c/2bb9e9e93adff9cc8a138ae9a3a8d59b3452272e"},{"url":"https://git.kernel.org/stable/c/d02c24af126dee45247dc7890409c86d1831859d"},{"url":"https://git.kernel.org/stable/c/958e96533ddbd1edd127feb7624a7eed0cc379dc"},{"url":"https://git.kernel.org/stable/c/fc34f199eb576b3a73089452fdf0056cc9a9301d"},{"url":"https://git.kernel.org/stable/c/3d33de353b1ff9023d5ec73b9becf80ea87af695"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-06-19T11:58:11.415Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"5.15.210"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.1.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.6.131"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.12.80"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.18.21"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"6.19.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.13","versionEndExcluding":"7.0"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11.22"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.12.5"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}