CVE-2022-1043

HighCVSS 8.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

Vendor	Product	Versions
n/a	Kernel	Fixed in kernel v5.14 rc7

References

http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
https://access.redhat.com/security/cve/CVE-2022-1043Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1997328Issue Tracking, Third Party Advisory
https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14Patch, Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-362/Third Party Advisory, VDB Entry
http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.htmlExploit, Third Party Advisory, VDB Entry
https://access.redhat.com/security/cve/CVE-2022-1043Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1997328Issue Tracking, Third Party Advisory
https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14Patch, Third Party Advisory
https://www.zerodayinitiative.com/advisories/ZDI-22-362/Third Party Advisory, VDB Entry

Timeline

Published: Aug 29, 2022
Last modified: Jun 17, 2026
NVD status: Modified

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