CVE-2022-48981

HIGH EPSS 16.1%
Published Oct 21, 20241y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Oct 21, 2024 1y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
16.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-416 Use After Free Memory Safety

Affected Products 12

VendorProductVersionRange
linuxlinux_kernel*≥5.2  –  <5.4.227
linuxlinux_kernel*≥5.5  –  <5.10.159
linuxlinux_kernel*≥5.11  –  <5.15.83
linuxlinux_kernel*≥5.16  –  <6.0.13
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any
linuxlinux_kernel6.1any

References 5

  • git.kernel.org https://git.kernel.org/stable/c/24013314be6ee4ee456114a671e9fa3461323de8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/585a07b820059462e0c93b76c7de2cd946b26b40
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/586847b98e20ab02212ca5c1fc46680384e68a28
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6a4da05acd062ae7774b6b19cef2b7d922902d36
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/83e3da8bb92fcfa7a1d232cf55f9e6c49bb84942
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/24013314be6ee4ee456114a671e9fa3461323de8
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/585a07b820059462e0c93b76c7de2cd946b26b40
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/586847b98e20ab02212ca5c1fc46680384e68a28
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6a4da05acd062ae7774b6b19cef2b7d922902d36
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/83e3da8bb92fcfa7a1d232cf55f9e6c49bb84942
    Patch