CVE-2022-49485
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 26a4dc29b74a137f45665089f6d3d633fcc9b662 < 4be045434923e549a50846a066a04b7b6c1d6d33 | affected |
| Linux | Linux | 26a4dc29b74a137f45665089f6d3d633fcc9b662 < 1df8f8901babcc8c8eea2c067179e455b5c828fd | affected |
| Linux | Linux | 26a4dc29b74a137f45665089f6d3d633fcc9b662 < 3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8 | affected |
| Linux | Linux | 26a4dc29b74a137f45665089f6d3d633fcc9b662 < ce7a1ecf3f9f1fccaf67295307614511d8e11b13 | affected |
| Linux | Linux | 5.15 | affected |
| Linux | Linux | 0 < 5.15 | unaffected |
| Linux | Linux | 5.15.46 <= 5.15.* | unaffected |
| Linux | Linux | 5.17.14 <= 5.17.* | unaffected |
| Linux | Linux | 5.18.3 <= 5.18.* | unaffected |
| Linux | Linux | 5.19 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://git.kernel.org/stable/c/4be045434923e549a50846a066a04b7b6c1d6d33
- https://git.kernel.org/stable/c/1df8f8901babcc8c8eea2c067179e455b5c828fd
- https://git.kernel.org/stable/c/3b72deb784a7d4ae8519a5c584cd87c4b57aa6c8
- https://git.kernel.org/stable/c/ce7a1ecf3f9f1fccaf67295307614511d8e11b13
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