CVE-2023-52495 (GCVE-0-2023-52495)

Vulnerability from cvelistv5 – Published: 2024-02-29 15:52 – Updated: 2026-05-11 19:28
VLAI
Title
soc: qcom: pmic_glink_altmode: fix port sanity check
Summary
In the Linux kernel, the following vulnerability has been resolved: soc: qcom: pmic_glink_altmode: fix port sanity check The PMIC GLINK altmode driver currently supports at most two ports. Fix the incomplete port sanity check on notifications to avoid accessing and corrupting memory beyond the port array if we ever get a notification for an unsupported port.
Severity
No CVSS data available.
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2024-03-12 18:01 UTC
Assigner
References
Impacted products
Vendor Product Version CPE status
Linux Linux Affected: 080b4e24852b1d5b66929f69344e6c3eeb963941 , < 532a5557da6892a6b2d5793052e1bce1f4c9e177 (git)
Affected: 080b4e24852b1d5b66929f69344e6c3eeb963941 , < d26edf4ee3672cc9828f2a3ffae34086a712574d (git)
Affected: 080b4e24852b1d5b66929f69344e6c3eeb963941 , < c4fb7d2eac9ff9bfc35a2e4d40c7169a332416e0 (git)
guessed Create a notification for this product.
Linux Linux Affected: 6.3
Unaffected: 0 , < 6.3 (semver)
Unaffected: 6.6.15 , ≤ 6.6.* (semver)
Unaffected: 6.7.3 , ≤ 6.7.* (semver)
Unaffected: 6.8 , ≤ * (original_commit_for_fix)
guessed Create a notification for this product.
Show details on NVD website
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                  "version": "080b4e24852b1d5b66929f69344e6c3eeb963941",
                  "versionType": "git"
                },
                {
                  "lessThan": "c4fb7d2eac9ff9bfc35a2e4d40c7169a332416e0",
                  "status": "affected",
                  "version": "080b4e24852b1d5b66929f69344e6c3eeb963941",
                  "versionType": "git"
                }
              ]
            },
            {
              "defaultStatus": "affected",
              "product": "Linux",
              "programFiles": [
                "drivers/soc/qcom/pmic_glink_altmode.c"
              ],
              "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
              "vendor": "Linux",
              "versions": [
                {
                  "status": "affected",
                  "version": "6.3"
                },
                {
                  "lessThan": "6.3",
                  "status": "unaffected",
                  "version": "0",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.6.*",
                  "status": "unaffected",
                  "version": "6.6.15",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "6.7.*",
                  "status": "unaffected",
                  "version": "6.7.3",
                  "versionType": "semver"
                },
                {
                  "lessThanOrEqual": "*",
                  "status": "unaffected",
                  "version": "6.8",
                  "versionType": "original_commit_for_fix"
                }
              ]
            }
          ],
          "cpeApplicability": [
            {
              "nodes": [
                {
                  "cpeMatch": [
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.6.15",
                      "versionStartIncluding": "6.3",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.7.3",
                      "versionStartIncluding": "6.3",
                      "vulnerable": true
                    },
                    {
                      "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                      "versionEndExcluding": "6.8",
                      "versionStartIncluding": "6.3",
                      "vulnerable": true
                    }
                  ],
                  "negate": false,
                  "operator": "OR"
                }
              ]
            }
          ],
          "descriptions": [
            {
              "lang": "en",
              "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsoc: qcom: pmic_glink_altmode: fix port sanity check\n\nThe PMIC GLINK altmode driver currently supports at most two ports.\n\nFix the incomplete port sanity check on notifications to avoid\naccessing and corrupting memory beyond the port array if we ever get a\nnotification for an unsupported port."
            }
          ],
          "providerMetadata": {
            "dateUpdated": "2025-05-04T07:37:59.083Z",
            "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
            "shortName": "Linux"
          },
          "references": [
            {
              "url": "https://git.kernel.org/stable/c/532a5557da6892a6b2d5793052e1bce1f4c9e177"
            },
            {
              "url": "https://git.kernel.org/stable/c/d26edf4ee3672cc9828f2a3ffae34086a712574d"
            },
            {
              "url": "https://git.kernel.org/stable/c/c4fb7d2eac9ff9bfc35a2e4d40c7169a332416e0"
            }
          ],
          "title": "soc: qcom: pmic_glink_altmode: fix port sanity check",
          "x_generator": {
            "engine": "bippy-1.2.0"
          }
        }
      },
      "cveMetadata": {
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "assignerShortName": "Linux",
        "cveId": "CVE-2023-52495",
        "datePublished": "2024-02-29T15:52:12.263Z",
        "dateReserved": "2024-02-20T12:30:33.305Z",
        "dateUpdated": "2025-05-04T07:37:59.083Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.