Description (CNA)
A use-after-free flaw was found in the Linux kernel’s io_uring subsystem in the way a user sets up a ring with IORING_SETUP_IOPOLL with more than one task completing submissions on this ring. This flaw allows a local user to crash or escalate their privileges on the system.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / kernel | affected kernel v5.10 and v5.11 |
CWE
CWE-843
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2087760
- https://www.debian.org/security/2022/dsa-5161
- https://security.netapp.com/advisory/ntap-20220722-0001/
ADP enrichment
No English description supplied.