cve-2023-52893
Vulnerability from cvelistv5
Published
2024-08-21 06:10
Modified
2024-11-04 14:54
Severity ?
Summary
gsmi: fix null-deref in gsmi_get_variable
Impacted products
Vendor Product Version
Linux Linux Version: 3.0
Show details on NVD website


{
  "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": "ee5763ef829b",
              "status": "affected",
              "version": "74c5b31c6618",
              "versionType": "git"
            },
            {
              "lessThan": "32313c11bdc8",
              "status": "affected",
              "version": "74c5b31c6618",
              "versionType": "git"
            },
            {
              "lessThan": "ffef77794fb5",
              "status": "affected",
              "version": "74c5b31c6618",
              "versionType": "git"
            },
            {
              "lessThan": "ae2a9dcc8caa",
              "status": "affected",
              "version": "74c5b31c6618",
              "versionType": "git"
            },
            {
              "lessThan": "eb0421d90f91",
              "status": "affected",
              "version": "74c5b31c6618",
              "versionType": "git"
            },
            {
              "lessThan": "6646d769fdb0",
              "status": "affected",
              "version": "74c5b31c6618",
              "versionType": "git"
            },
            {
              "lessThan": "a769b05eeed7",
              "status": "affected",
              "version": "74c5b31c6618",
              "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"
            }
          ]
        }
      ],
      "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": "2024-11-04T14:54:41.250Z",
        "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-9e1c9544281a"
      }
    }
  },
  "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": "2024-11-04T14:54:41.250Z",
    "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\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"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\"]}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.


Loading…

Loading…

Loading…

Sightings

Author Source Type Date

Nomenclature

  • 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.