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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a Kernel
Fixed in kernel v5.14 rc7affected
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1997328 ↗
- https://www.zerodayinitiative.com/advisories/ZDI-22-362/ ↗
- https://github.com/torvalds/linux/commit/a30f895ad3239f45012e860d4f94c1a388b36d14 ↗
- https://access.redhat.com/security/cve/CVE-2022-1043 ↗
- http://packetstormsecurity.com/files/170834/io_uring-Same-Type-Object-Reuse-Privilege-Escalation.html ↗