{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-46919","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-02-25T13:45:52.719Z","datePublished":"2024-02-27T06:53:56.714Z","dateUpdated":"2025-05-04T07:00:21.535Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:00:21.535Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: fix wq size store permission state\n\nWQ size can only be changed when the device is disabled. Current code\nallows change when device is enabled but wq is disabled. Change the check\nto detect device state."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/idxd/sysfs.c"],"versions":[{"version":"c52ca478233c172b2d322b5241d6279a8661cbba","lessThan":"4ecf25595273203010bc8318c4aee60ad64037ae","status":"affected","versionType":"git"},{"version":"c52ca478233c172b2d322b5241d6279a8661cbba","lessThan":"05b7791c4c4aa8304368fdc55ae911f6b34e7281","status":"affected","versionType":"git"},{"version":"c52ca478233c172b2d322b5241d6279a8661cbba","lessThan":"0fff71c5a311e1264988179f7dcc217fda15fadd","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma/idxd/sysfs.c"],"versions":[{"version":"5.6","status":"affected"},{"version":"0","lessThan":"5.6","status":"unaffected","versionType":"semver"},{"version":"5.10.32","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.11.16","lessThanOrEqual":"5.11.*","status":"unaffected","versionType":"semver"},{"version":"5.12","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.10.32"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.11.16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.12"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae"},{"url":"https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281"},{"url":"https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd"}],"title":"dmaengine: idxd: fix wq size store permission state","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2021-46919","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-02-27T15:20:51.760162Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-07-05T17:21:03.865Z"}},{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-04T05:17:42.993Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd","tags":["x_transferred"]}]}]}}