cve-2023-52893
Vulnerability from cvelistv5
Published
2024-08-21 06:10
Modified
2025-05-04 07:45
Severity ?
EPSS score ?
Summary
gsmi: fix null-deref in gsmi_get_variable
References
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2023-52893", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-09-10T16:03:53.149409Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-09-12T17:33:14.166Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "drivers/firmware/google/gsmi.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "ee5763ef829bd923033510de6d1df7c73f085e4b", "status": "affected", "version": "74c5b31c6618f01079212332b2e5f6c42f2d6307", "versionType": "git" }, { "lessThan": "32313c11bdc8a02c577abaf865be3664ab30410a", "status": "affected", "version": "74c5b31c6618f01079212332b2e5f6c42f2d6307", "versionType": "git" }, { "lessThan": "ffef77794fb5f1245c3249b86342bad2299accb5", "status": "affected", "version": "74c5b31c6618f01079212332b2e5f6c42f2d6307", "versionType": "git" }, { "lessThan": "ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd", "status": "affected", "version": "74c5b31c6618f01079212332b2e5f6c42f2d6307", "versionType": "git" }, { "lessThan": "eb0421d90f916dffe96b4c049ddf01c0c50620d2", "status": "affected", "version": "74c5b31c6618f01079212332b2e5f6c42f2d6307", "versionType": "git" }, { "lessThan": "6646d769fdb0ce4318ef9afd127f8526d1ca8393", "status": "affected", "version": "74c5b31c6618f01079212332b2e5f6c42f2d6307", "versionType": "git" }, { "lessThan": "a769b05eeed7accc4019a1ed9799dd72067f1ce8", "status": "affected", "version": "74c5b31c6618f01079212332b2e5f6c42f2d6307", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "drivers/firmware/google/gsmi.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "status": "affected", "version": "3.0" }, { "lessThan": "3.0", "status": "unaffected", "version": "0", "versionType": "semver" }, { "lessThanOrEqual": "4.14.*", "status": "unaffected", "version": "4.14.304", "versionType": "semver" }, { "lessThanOrEqual": "4.19.*", "status": "unaffected", "version": "4.19.271", "versionType": "semver" }, { "lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.230", "versionType": "semver" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.165", "versionType": "semver" }, { "lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.90", "versionType": "semver" }, { "lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.8", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.2", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "cpeMatch": [ { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.14.304", "versionStartIncluding": "3.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "4.19.271", "versionStartIncluding": "3.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.4.230", "versionStartIncluding": "3.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.10.165", "versionStartIncluding": "3.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "5.15.90", "versionStartIncluding": "3.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.1.8", "versionStartIncluding": "3.0", "vulnerable": true }, { "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionEndExcluding": "6.2", "versionStartIncluding": "3.0", "vulnerable": true } ], "negate": false, "operator": "OR" } ] } ], "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." } ], "providerMetadata": { "dateUpdated": "2025-05-04T07:45:26.097Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "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" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2023-52893", "datePublished": "2024-08-21T06:10:33.043Z", "dateReserved": "2024-08-21T06:07:11.013Z", "dateUpdated": "2025-05-04T07:45:26.097Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2023-52893\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-08-21T07:15:05.880\",\"lastModified\":\"2024-09-11T16:24:49.853\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"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.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: gsmi: corrige null-deref en gsmi_get_variable Podemos obtener variables EFI sin recuperar el atributo, por lo que debemos permitir eso en gsmi. commit 859748255b43 (\\\"efi: pstore: Omit efivars caching EFI varstore access Layer\\\") agreg\u00f3 una nueva llamada get_variable con attr=NULL, lo que desencadena p\u00e1nico en gsmi.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-476\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.0\",\"versionEndExcluding\":\"4.14.304\",\"matchCriteriaId\":\"7484020E-A2C4-48A2-9137-7AA65DB251B7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.15\",\"versionEndExcluding\":\"4.19.271\",\"matchCriteriaId\":\"D86DA289-B5BC-4629-BD56-AB453D481393\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.20\",\"versionEndExcluding\":\"5.4.230\",\"matchCriteriaId\":\"9DB7398D-9781-49C5-B2AE-1969B694B614\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.5\",\"versionEndExcluding\":\"5.10.165\",\"matchCriteriaId\":\"C6002D5B-9B6A-4788-B943-E3EE01E01303\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.11\",\"versionEndExcluding\":\"5.15.90\",\"matchCriteriaId\":\"E995CDA5-7223-4FDB-BAD3-81B22C763A43\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.16\",\"versionEndExcluding\":\"6.1.8\",\"matchCriteriaId\":\"A6AFE6C9-3F59-4711-B2CF-7D6682FF6BD0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"FF501633-2F44-4913-A8EE-B021929F49F6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"2BDA597B-CAC1-4DF0-86F0-42E142C654E9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"725C78C9-12CE-406F-ABE8-0813A01D66E8\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"A127C155-689C-4F67-B146-44A57F4BFD85\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/32313c11bdc8a02c577abaf865be3664ab30410a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/6646d769fdb0ce4318ef9afd127f8526d1ca8393\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a769b05eeed7accc4019a1ed9799dd72067f1ce8\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ae2a9dcc8caa60b1e14671294e5ec902ea5d1dfd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/eb0421d90f916dffe96b4c049ddf01c0c50620d2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ee5763ef829bd923033510de6d1df7c73f085e4b\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/ffef77794fb5f1245c3249b86342bad2299accb5\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]}]}}" } }
Loading...
Loading...
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.