#VU62358 Use-after-free


Published: 2022-04-15 | Updated: 2022-10-20

Vulnerability identifier: #VU62358

Vulnerability risk: Low

CVSSv3.1:

CVE-ID: CVE-2022-1280

CWE-ID: CWE-416

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a use-after-free error within the drm_lease_held() function in drivers/gpu/drm/drm_lease.c in the Linux kernel. A local user can run a specially crafted program to trigger a use-after-free error and crash the kernel or gain access to sensitive information.


Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Linux kernel: All versions


CPE

External links
http://bugzilla.redhat.com/show_bug.cgi?id=2071022
http://www.openwall.com/lists/oss-security/2022/04/12/3


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


Latest bulletins with this vulnerability