CVE-2022-48981
Medium
Elevated severity or exploit probability.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
16.5th percentile
CISA KEV
Not listed
Weakness / dates
CWE-416
Published 2024-10-21 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | H | High |
| Availability | H | High |
Timeline
- 2024-10-21 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: drm/shmem-helper: Remove errant put in error path drm_gem_shmem_mmap() doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free.
Affected
References
- https://git.kernel.org/stable/c/24013314be6ee4ee456114a671e9fa3461323de8
- https://git.kernel.org/stable/c/585a07b820059462e0c93b76c7de2cd946b26b40
- https://git.kernel.org/stable/c/586847b98e20ab02212ca5c1fc46680384e68a28
- https://git.kernel.org/stable/c/6a4da05acd062ae7774b6b19cef2b7d922902d36
- https://git.kernel.org/stable/c/83e3da8bb92fcfa7a1d232cf55f9e6c49bb84942