CVE-2022-2590 Race condition in Linux kernel

What is CVE-2022-2590?

CVE-2022-2590 is a high-severity vulnerability in Linux kernel, published on 31 Aug 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write (COW) breakage of private read-only shared memory mappings. This flaw allows an unprivileged, local user to gain write access to read-only memory mappings, increasing their privileges on the system.

Weakness: CWE-362

Which versions are affected by CVE-2022-2590?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2022-2590?

Apply the vendor's patch.

Is CVE-2022-2590 being exploited?

There is no known exploitation of CVE-2022-2590 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Linux kernel

• CVE-2026-53266 Linux Kernel Out-of-Bounds Write Exploited High 8.8
• CVE-2013-6282 Linux Kernel Improper Input Validation Exploited High 8.8
• CVE-2022-0185 Linux Kernel Heap-Based Buffer Overflow Exploited High 8.4
• CVE-2013-2094 Linux Kernel Privilege Escalation Exploited High 8.4
• CVE-2026-53362 Linux Kernel Unspecified Exploited High 7.8

All Linux kernel vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2022-2590, GHSA-2mhv-543f-h64j, UBUNTU-CVE-2022-2590, openSUSE-SU-2024:12257-1.