CVE-2023-52861
drm: bridge: it66121: Fix invalid connector dereference
Description
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.
INFO
Published Date :
May 21, 2024, 4:15 p.m.
Last Modified :
April 2, 2025, 3:05 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update the Linux kernel to a patched version.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2023-52861.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2023-52861 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2023-52861
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2023-52861 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2023-52861 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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Initial Analysis by [email protected]
Apr. 02, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.6 up to (excluding) 6.6.2 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.5.12 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.19 up to (excluding) 6.1.63 Added Reference Type CVE: https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86 Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331 Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331 Types: Patch Added Reference Type CVE: https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd Types: Patch Added Reference Type kernel.org: https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd Types: Patch -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86 Added Reference https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc Added Reference https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331 Added Reference https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 03, 2024
Action Type Old Value New Value Added CWE CISA-ADP CWE-476 Added CVSS V3.1 CISA-ADP AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 29, 2024
Action Type Old Value New Value -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 21, 2024
Action Type Old Value New Value Added Description 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. Added Reference kernel.org https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd [No types assigned]