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CVE-2022-1043

Date: August 28, 2022

A flaw was found in the Linux kernel’s io_uring implementation. This flaw allows an attacker with a local account to corrupt system memory, crash the system or escalate privileges.

Severity Score

Related Resources (8)

http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.html
https://www.zerodayinitiative.com/advisories/ZDI-22-362/
https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14
https://access.redhat.com/security/cve/CVE-2022-1043
https://nvd.nist.gov/vuln/detail/CVE-2022-1043
https://bugzilla.redhat.com/show_bug.cgi?id=1997328
https://security-tracker.debian.org/tracker/CVE-2022-1043
https://www.mend.io/vulnerability-database/CVE-2022-1043

Severity Score

Weakness Type (CWE)

Use After Free

CWE-416

CVSS v3.1

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

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