{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-44954","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-08-21T05:34:56.666Z","datePublished":"2024-09-04T18:35:53.730Z","dateUpdated":"2026-01-05T10:52:40.649Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-01-05T10:52:40.649Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: line6: Fix racy access to midibuf\n\nThere can be concurrent accesses to line6 midibuf from both the URB\ncompletion callback and the rawmidi API access.  This could be a cause\nof KMSAN warning triggered by syzkaller below (so put as reported-by\nhere).\n\nThis patch protects the midibuf call of the former code path with a\nspinlock for avoiding the possible races."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/usb/line6/driver.c"],"versions":[{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"643293b68fbb6c03f5e907736498da17d43f0d81","status":"affected","versionType":"git"},{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"40f3d5cb0e0cbf7fa697913a27d5d361373bdcf5","status":"affected","versionType":"git"},{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"e7e7d2b180d8f297cea6db43ea72402fd33e1a29","status":"affected","versionType":"git"},{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"a54da4b787dcac60b598da69c9c0072812b8282d","status":"affected","versionType":"git"},{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"c80f454a805443c274394b1db0d1ebf477abd94e","status":"affected","versionType":"git"},{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"535df7f896a568a8a1564114eaea49d002cb1747","status":"affected","versionType":"git"},{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"51d87f11dd199bbc6a85982b088ff27bde53b48a","status":"affected","versionType":"git"},{"version":"705ececd1c60d0f5d6ef2a719008847883516970","lessThan":"15b7a03205b31bc5623378c190d22b7ff60026f1","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["sound/usb/line6/driver.c"],"versions":[{"version":"2.6.30","status":"affected"},{"version":"0","lessThan":"2.6.30","status":"unaffected","versionType":"semver"},{"version":"4.19.320","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.282","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.224","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.165","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.105","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.46","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.10.5","lessThanOrEqual":"6.10.*","status":"unaffected","versionType":"semver"},{"version":"6.11","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":"2.6.30","versionEndExcluding":"4.19.320"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.4.282"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.10.224"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"5.15.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.1.105"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.6.46"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.10.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.30","versionEndExcluding":"6.11"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/643293b68fbb6c03f5e907736498da17d43f0d81"},{"url":"https://git.kernel.org/stable/c/40f3d5cb0e0cbf7fa697913a27d5d361373bdcf5"},{"url":"https://git.kernel.org/stable/c/e7e7d2b180d8f297cea6db43ea72402fd33e1a29"},{"url":"https://git.kernel.org/stable/c/a54da4b787dcac60b598da69c9c0072812b8282d"},{"url":"https://git.kernel.org/stable/c/c80f454a805443c274394b1db0d1ebf477abd94e"},{"url":"https://git.kernel.org/stable/c/535df7f896a568a8a1564114eaea49d002cb1747"},{"url":"https://git.kernel.org/stable/c/51d87f11dd199bbc6a85982b088ff27bde53b48a"},{"url":"https://git.kernel.org/stable/c/15b7a03205b31bc5623378c190d22b7ff60026f1"}],"title":"ALSA: line6: Fix racy access to midibuf","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-44954","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T17:40:10.329711Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-12T17:33:34.296Z"}},{"title":"CVE Program Container","references":[{"url":"https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"},{"url":"https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T22:14:04.124Z"}}]}}