{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-48730","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-06-20T11:09:39.052Z","datePublished":"2024-06-20T11:13:18.750Z","dateUpdated":"2025-05-04T08:21:54.823Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T08:21:54.823Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndma-buf: heaps: Fix potential spectre v1 gadget\n\nIt appears like nr could be a Spectre v1 gadget as it's supplied by a\nuser and used as an array index. Prevent the contents\nof kernel memory from being leaked to userspace via speculative\nexecution by using array_index_nospec.\n\n [sumits: added fixes and cc: stable tags]"}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/dma-buf/dma-heap.c"],"versions":[{"version":"c02a81fba74fe3488ad6b08bfb5a1329005418f8","lessThan":"5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a","status":"affected","versionType":"git"},{"version":"c02a81fba74fe3488ad6b08bfb5a1329005418f8","lessThan":"24f8e12d965b24f8aea762589e0e9fe2025c005e","status":"affected","versionType":"git"},{"version":"c02a81fba74fe3488ad6b08bfb5a1329005418f8","lessThan":"cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed","status":"affected","versionType":"git"},{"version":"c02a81fba74fe3488ad6b08bfb5a1329005418f8","lessThan":"92c4cfaee6872038563c5b6f2e8e613f9d84d47d","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-buf/dma-heap.c"],"versions":[{"version":"5.6","status":"affected"},{"version":"0","lessThan":"5.6","status":"unaffected","versionType":"semver"},{"version":"5.10.99","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.22","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"5.16.8","lessThanOrEqual":"5.16.*","status":"unaffected","versionType":"semver"},{"version":"5.17","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":"5.10.99"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.15.22"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.16.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.6","versionEndExcluding":"5.17"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a"},{"url":"https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005e"},{"url":"https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed"},{"url":"https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47d"}],"title":"dma-buf: heaps: Fix potential spectre v1 gadget","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-03T15:25:00.434Z"},"title":"CVE Program Container","references":[{"url":"https://git.kernel.org/stable/c/5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/24f8e12d965b24f8aea762589e0e9fe2025c005e","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/cc8f7940d9c2d45f67b3d1a2f2b7a829ca561bed","tags":["x_transferred"]},{"url":"https://git.kernel.org/stable/c/92c4cfaee6872038563c5b6f2e8e613f9d84d47d","tags":["x_transferred"]}]},{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2022-48730","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T17:11:00.522844Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-11T17:34:49.081Z"}}]}}