{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2024-40945","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-07-12T12:17:45.588Z","datePublished":"2024-07-12T12:25:19.164Z","dateUpdated":"2025-11-03T19:30:25.132Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T09:18:31.905Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu: Return right value in iommu_sva_bind_device()\n\niommu_sva_bind_device() should return either a sva bond handle or an\nERR_PTR value in error cases. Existing drivers (idxd and uacce) only\ncheck the return value with IS_ERR(). This could potentially lead to\na kernel NULL pointer dereference issue if the function returns NULL\ninstead of an error pointer.\n\nIn reality, this doesn't cause any problems because iommu_sva_bind_device()\nonly returns NULL when the kernel is not configured with CONFIG_IOMMU_SVA.\nIn this case, iommu_dev_enable_feature(dev, IOMMU_DEV_FEAT_SVA) will\nreturn an error, and the device drivers won't call iommu_sva_bind_device()\nat all."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["include/linux/iommu.h"],"versions":[{"version":"26b25a2b98e45aeb40eedcedc586ad5034cbd984","lessThan":"700f564758882db7c039dfba9443fe762561a3f8","status":"affected","versionType":"git"},{"version":"26b25a2b98e45aeb40eedcedc586ad5034cbd984","lessThan":"cf34f8f66982a36e5cba0d05781b21ec9606b91e","status":"affected","versionType":"git"},{"version":"26b25a2b98e45aeb40eedcedc586ad5034cbd984","lessThan":"2973b8e7d127754de9013177c41c0b5547406998","status":"affected","versionType":"git"},{"version":"26b25a2b98e45aeb40eedcedc586ad5034cbd984","lessThan":"6325eab6c108fed27f60ff51852e3eac0ba23f3f","status":"affected","versionType":"git"},{"version":"26b25a2b98e45aeb40eedcedc586ad5034cbd984","lessThan":"7388ae6f26c0ba95f70cc96bf9c5d5cb06c908b6","status":"affected","versionType":"git"},{"version":"26b25a2b98e45aeb40eedcedc586ad5034cbd984","lessThan":"61a96da9649a6b6a1a5d5bde9374b045fdb5c12e","status":"affected","versionType":"git"},{"version":"26b25a2b98e45aeb40eedcedc586ad5034cbd984","lessThan":"89e8a2366e3bce584b6c01549d5019c5cda1205e","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["include/linux/iommu.h"],"versions":[{"version":"5.2","status":"affected"},{"version":"0","lessThan":"5.2","status":"unaffected","versionType":"semver"},{"version":"5.4.279","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.221","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.162","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.129","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.35","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.9.6","lessThanOrEqual":"6.9.*","status":"unaffected","versionType":"semver"},{"version":"6.10","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":"5.2","versionEndExcluding":"5.4.279"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"5.10.221"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"5.15.162"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.1.129"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.6.35"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.9.6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2","versionEndExcluding":"6.10"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/700f564758882db7c039dfba9443fe762561a3f8"},{"url":"https://git.kernel.org/stable/c/cf34f8f66982a36e5cba0d05781b21ec9606b91e"},{"url":"https://git.kernel.org/stable/c/2973b8e7d127754de9013177c41c0b5547406998"},{"url":"https://git.kernel.org/stable/c/6325eab6c108fed27f60ff51852e3eac0ba23f3f"},{"url":"https://git.kernel.org/stable/c/7388ae6f26c0ba95f70cc96bf9c5d5cb06c908b6"},{"url":"https://git.kernel.org/stable/c/61a96da9649a6b6a1a5d5bde9374b045fdb5c12e"},{"url":"https://git.kernel.org/stable/c/89e8a2366e3bce584b6c01549d5019c5cda1205e"}],"title":"iommu: Return right value in iommu_sva_bind_device()","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/700f564758882db7c039dfba9443fe762561a3f8","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/cf34f8f66982a36e5cba0d05781b21ec9606b91e","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/2973b8e7d127754de9013177c41c0b5547406998","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/7388ae6f26c0ba95f70cc96bf9c5d5cb06c908b6","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/61a96da9649a6b6a1a5d5bde9374b045fdb5c12e","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/89e8a2366e3bce584b6c01549d5019c5cda1205e","tags":["x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html"}],"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2025-11-03T19:30:25.132Z"}},{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2024-40945","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T17:04:14.417698Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-11T17:34:25.334Z"}}]}}