CVE-2023-52861 (GCVE-0-2023-52861)

Vulnerability from cvelistv5 – Published: 2024-05-21 15:31 – Updated: 2026-05-11 19:34
VLAI?
Title
drm: bridge: it66121: Fix invalid connector dereference
Summary
In the Linux kernel, the following vulnerability has been resolved: drm: bridge: it66121: Fix invalid connector dereference Fix the NULL pointer dereference when no monitor is connected, and the sound card is opened from userspace. Instead return an empty buffer (of zeroes) as the EDID information to the sound framework if there is no connector attached.
Severity ?
6.2 (Medium)
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-476 - NULL Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: e0fd83dbe92426e4f09b01111d260d2a7dc72fdb , < 2c80c4f0d2845645f41cbb7c9304c8efbdbd4331 (git)
Affected: e0fd83dbe92426e4f09b01111d260d2a7dc72fdb , < 1669d7b21a664aa531856ce85b01359a376baebc (git)
Affected: e0fd83dbe92426e4f09b01111d260d2a7dc72fdb , < 1374561a7cbc9a000b77bb0473bb2c19daf18d86 (git)
Affected: e0fd83dbe92426e4f09b01111d260d2a7dc72fdb , < d0375f6858c4ff7244b62b02eb5e93428e1916cd (git)
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Linux Linux Affected: 5.19
Unaffected: 0 , < 5.19 (semver)
Unaffected: 6.1.63 , ≤ 6.1.* (semver)
Unaffected: 6.5.12 , ≤ 6.5.* (semver)
Unaffected: 6.6.2 , ≤ 6.6.* (semver)
Unaffected: 6.7 , ≤ * (original_commit_for_fix)
Create a notification for this product.
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connected, and the\\nsound card is opened from userspace.\\n\\nInstead return an empty buffer (of zeroes) as the EDID information to\\nthe sound framework if there is no connector attached.\"}], \"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2024-12-19T08:27:24.021Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-52861\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-01-14T16:49:46.900Z\", \"dateReserved\": \"2024-05-21T15:19:24.261Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-05-21T15:31:53.904Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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Tags
Taxonomy of the tags.




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

Author Source Type Date Other

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.



Detection rules are retrieved from Rulezet.