CVE-2023-52861
drm: bridge: it66121: Fix invalid connector dereference
- Published
- Updated
- Reserved
- Assigned by
- Linux
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.
Timeline
ID reserved
By Linux
Published
- 24 months later
· 24 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Analyzed | 3.1 | Medium6.2 | CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.25% · top 84% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.2.
Weakness
Affected products
- affected e0fd83dbe92426e4f09b01111d260d2a7dc72fdb – < 2c80c4f0d2845645f41cbb7c9304c8efbdbd4331
- affected e0fd83dbe92426e4f09b01111d260d2a7dc72fdb – < 1669d7b21a664aa531856ce85b01359a376baebc
- affected e0fd83dbe92426e4f09b01111d260d2a7dc72fdb – < 1374561a7cbc9a000b77bb0473bb2c19daf18d86
- affected e0fd83dbe92426e4f09b01111d260d2a7dc72fdb – < d0375f6858c4ff7244b62b02eb5e93428e1916cd
- affected 5.19
- unaffected < 5.19
- unaffected 6.1.63 – ≤ 6.1.*
- unaffected 6.5.12 – ≤ 6.5.*
- unaffected 6.6.2 – ≤ 6.6.*
- unaffected 6.7 – ≤ *
References (4)
- https://git.kernel.org/stable/c/2c80c4f0d2845645f41cbb7c9304c8efbdbd4331 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/1669d7b21a664aa531856ce85b01359a376baebc (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/1374561a7cbc9a000b77bb0473bb2c19daf18d86 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/d0375f6858c4ff7244b62b02eb5e93428e1916cd (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-52861)Record last updated .