CVE-2023-52821
Published: May 23, 2024Last modified: May 23, 2024
Description
In the Linux kernel, the following vulnerability has been resolved: drm/panel: fix a possible null pointer dereference In versatile_panel_get_modes(), the return value of drm_mode_duplicate() is assigned to mode, which will lead to a NULL pointer dereference on failure of drm_mode_duplicate(). Add a check to avoid npd.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | linux-lts | Fixed (6.1.68-r0) |
| Stream | linux-lts | Fixed (6.6.58-r0) |
References
- https://git.kernel.org/stable/c/2381f6b628b3214f07375e0adf5ce17093c31190
- https://git.kernel.org/stable/c/4fa930ba046d20fc1899770396ee11e905fa96e4
- https://git.kernel.org/stable/c/79813cd59398015867d51e6d7dcc14d287d4c402
- https://git.kernel.org/stable/c/8a9dd36fcb4f3906982b82593393578db4479992
- https://git.kernel.org/stable/c/924e5814d1f84e6fa5cb19c6eceb69f066225229
- https://git.kernel.org/stable/c/c7dc0aca5962fb37dbea9769dd26ec37813faae1