{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-52893","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-08-21T06:07:11.013Z","datePublished":"2024-08-21T06:10:33.043Z","dateUpdated":"2025-05-04T07:45:26.097Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:45:26.097Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ngsmi: fix null-deref in gsmi_get_variable\n\nWe can get EFI variables without fetching the attribute, so we must\nallow for that in gsmi.\n\ncommit 859748255b43 (\"efi: pstore: Omit efivars caching EFI varstore\naccess layer\") added a new get_variable call with attr=NULL, which\ntriggers panic in gsmi."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/firmware/google/gsmi.c"],"versions":[{"version":"74c5b31c6618f01079212332b2e5f6c42f2d6307","lessThan":"ee5763ef829bd923033510de6d1df7c73f085e4b","status":"affected","versionType":"git"},{"version":"74c5b31c6618f01079212332b2e5f6c42f2d6307","lessThan":"32313c11bdc8a02c577abaf865be3664ab30410a","status":"affected","versionType":"git"},{"version":"74c5b31c6618f01079212332b2e5f6c42f2d6307","lessThan":"ffef77794fb5f1245c3249b86342bad2299accb5","status":"affected","versionType":"git"},{"version":"74c5b31c6618f01079212332b2e5f6c42f2d6307","lessThan":"ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd","status":"affected","versionType":"git"},{"version":"74c5b31c6618f01079212332b2e5f6c42f2d6307","lessThan":"eb0421d90f916dffe96b4c049ddf01c0c50620d2","status":"affected","versionType":"git"},{"version":"74c5b31c6618f01079212332b2e5f6c42f2d6307","lessThan":"6646d769fdb0ce4318ef9afd127f8526d1ca8393","status":"affected","versionType":"git"},{"version":"74c5b31c6618f01079212332b2e5f6c42f2d6307","lessThan":"a769b05eeed7accc4019a1ed9799dd72067f1ce8","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/firmware/google/gsmi.c"],"versions":[{"version":"3.0","status":"affected"},{"version":"0","lessThan":"3.0","status":"unaffected","versionType":"semver"},{"version":"4.14.304","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.271","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.230","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.165","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.90","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.8","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.2","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":"3.0","versionEndExcluding":"4.14.304"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"4.19.271"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.4.230"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.10.165"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"5.15.90"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.1.8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.0","versionEndExcluding":"6.2"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/ee5763ef829bd923033510de6d1df7c73f085e4b"},{"url":"https://git.kernel.org/stable/c/32313c11bdc8a02c577abaf865be3664ab30410a"},{"url":"https://git.kernel.org/stable/c/ffef77794fb5f1245c3249b86342bad2299accb5"},{"url":"https://git.kernel.org/stable/c/ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd"},{"url":"https://git.kernel.org/stable/c/eb0421d90f916dffe96b4c049ddf01c0c50620d2"},{"url":"https://git.kernel.org/stable/c/6646d769fdb0ce4318ef9afd127f8526d1ca8393"},{"url":"https://git.kernel.org/stable/c/a769b05eeed7accc4019a1ed9799dd72067f1ce8"}],"title":"gsmi: fix null-deref in gsmi_get_variable","x_generator":{"engine":"bippy-1.2.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2023-52893","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2024-09-10T16:03:53.149409Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2024-09-12T17:33:14.166Z"}}]}}