CVE-2022-2590
highpriority · track · 38EPSS 0.009 · 59 %ileexploit · PoCDEEURUUSEPSS · scored 2026-10-23
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–7
weaknesses
The CWE weakness classes this flaw belongs to.
exploits (1)
Public proof-of-concept and weaponised exploit code.
affected products (7)
Products and version ranges known to be affected.
advisories (1)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2022-0938Linux Kernel: Schwachstelle ermöglicht Manipulation von DateienDeutsch2022-08-07csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle im Linux Kernel ausnutzen, um Dateien zu manipulieren.
also known as (4)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (11)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2022-2590cnnvd
- https://cxsecurity.com/cveshow/CVE-2022-2590/cnnvd
- https://lore.kernel.org/linux-mm/20220808073232.8808-1-david%40redhat.com/cnnvd
- https://lore.kernel.org/linux-mm/20220808073232.8808-1-david@redhat.com/cnnvd
- https://vigilance.fr/vulnerability/Linux-kernel-file-write-via-shmem-tmpfs-39031cnnvd
- https://www.auscert.org.au/bulletins/ESB-2023.2641cnnvd
- https://www.openwall.com/lists/oss-security/2022/08/08/1cnnvd
- https://lore.kernel.org/linux-mm/20220808073232.8808-1-david%40redhat.com/enisa_euvd
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