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CVE-2022-49485
drm/v3d: Fix null pointer dereference of pointer perfmon
Medium5.5EPSS 0.27%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: drm/v3d: Fix null pointer dereference of pointer perfmon In the unlikely event that pointer perfmon is null the WARN_ON return path occurs after the pointer has already been deferenced. Fix this by only dereferencing perfmon after it has been null checked.
Timeline
ID reserved
By Linux
Published
- 15 months later
· 15 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 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.27% · top 81% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected 26a4dc29b74a137f45665089f6d3d633fcc9b662 – < 4be045434923e549a50846a066a04b7b6c1d6d33
- affected 26a4dc29b74a137f45665089f6d3d633fcc9b662 – < 1df8f8901babcc8c8eea2c067179e455b5c828fd
- affected 26a4dc29b74a137f45665089f6d3d633fcc9b662 – < 3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8
- affected 26a4dc29b74a137f45665089f6d3d633fcc9b662 – < ce7a1ecf3f9f1fccaf67295307614511d8e11b13
- affected 5.15
- unaffected < 5.15
- unaffected 5.15.46 – ≤ 5.15.*
- unaffected 5.17.14 – ≤ 5.17.*
- unaffected 5.18.3 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References (4)
- https://git.kernel.org/stable/c/4be045434923e549a50846a066a04b7b6c1d6d33 (opens in a new tab)
- https://git.kernel.org/stable/c/1df8f8901babcc8c8eea2c067179e455b5c828fd (opens in a new tab)
- https://git.kernel.org/stable/c/3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8 (opens in a new tab)
- https://git.kernel.org/stable/c/ce7a1ecf3f9f1fccaf67295307614511d8e11b13 (opens in a new tab)
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-2022-49485)Record last updated .