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CVE-2022-2590

Date: August 31, 2022

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.

Severity Score

Related Resources (6)

https://nvd.nist.gov/vuln/detail/CVE-2022-2590
https://security-tracker.debian.org/tracker/CVE-2022-2590
https://www.openwall.com/lists/oss-security/2022/08/08/1
https://lore.kernel.org/linux-mm/20220808073232.8808-1-david@redhat.com/
https://lore.kernel.org/linux-mm/20220808073232.8808-1-david%40redhat.com/
https://www.mend.io/vulnerability-database/CVE-2022-2590

Severity Score

Weakness Type (CWE)

Race Conditions

CWE-362

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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