CVE-2022-48981: drm/shmem-helper: Remove errant put in error path

Published Oct 21, 2024
·
Updated

In the Linux kernel, the following vulnerability has been resolved:

drm/shmem-helper: Remove errant put in error path

drmgemshmemmmap() doesn't own this reference, resulting in the GEM object getting prematurely freed leading to a later use-after-free.

Affected Software

12 affected components
Linux Linux kernel>=5.2<5.4.227
Linux Linux kernel>=5.5<5.10.159
Linux Linux kernel>=5.11<5.15.83
Linux Linux kernel>=5.16<6.0.13
Linux Linux kernel=6.1-rc1
Linux Linux kernel=6.1-rc2
Linux Linux kernel=6.1-rc3
Linux Linux kernel=6.1-rc4
Linux Linux kernel=6.1-rc5
Linux Linux kernel=6.1-rc6
Linux Linux kernel=6.1-rc7
Linux Linux kernel=6.1-rc8

Event History

Oct 21, 2024
CVE Published
via MITRE·08:05 PM
Data Sourced
via MITRE·08:05 PM
DescriptionSeverity
Data Sourced
via NVD·08:15 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2022-48981?

CVE-2022-48981 is classified as a medium severity vulnerability affecting the Linux kernel.

2

How do I fix CVE-2022-48981?

To fix CVE-2022-48981, update your Linux kernel to a version that includes the relevant patches, specifically any version newer than those listed in the affected products.

3

What systems are vulnerable to CVE-2022-48981?

CVE-2022-48981 affects multiple versions of the Linux kernel, specifically those between versions 5.2 and 6.1-rc8.

4

What type of vulnerability is CVE-2022-48981?

CVE-2022-48981 is a use-after-free vulnerability caused by improper reference management within the Linux kernel.

5

What are the potential impacts of CVE-2022-48981?

Exploitation of CVE-2022-48981 may lead to crashes or execution of arbitrary code, posing a risk to system integrity and security.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203