PT-2022-4321 · Linux+9 · Linux Kernel+9
Zhenpeng Lin
·
Published
2022-08-09
·
Updated
2025-12-03
·
CVE-2022-2588
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
The issue is related to an error in resource management in the Linux kernel's route4 change function, which can be exploited to cause a denial of service or execute arbitrary code. The vulnerability is associated with a use-after-free problem in the cls route filter implementation. It allows a local privileged attacker to crash the system, potentially leading to a privilege escalation. The vulnerability can be exploited to elevate privileges by replacing non-privileged credentials with privileged ones.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Double Free
Use After Free
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Related Identifiers
Affected Products
Almalinux
Astra Linux
Centos
Linuxmint
Linux Kernel
Red Hat
Red Os
Rocky Linux
Suse
Ubuntu