CVE-2022-1786CWE-843

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…

published May 31, 2022

CVSS
—
EPSS
1%
Percentile
63.2
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01022 · 63.2th percentile
Weakness
CWE-843 · Access of Resource Using Incompatible Type ('Type Confusion')
Published
2022-05-31T18:45Z
EPSS history
Timeline
  • 31 MAY 18:45Z
    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…
    cvelistv5