CVE-2026-43174

io_uring/zcrx: fix post open error handling

published May 6, 2026

CVSS
—
EPSS
0%
Percentile
3.3
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

io_uring/zcrx: fix post open error handling

Closing a queue doesn't guarantee that all associated page pools are

terminated right away, let the refcounting do the work instead of

releasing the zcrx ctx directly.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00143 · 3.3th percentile
Published
2026-05-06T11:27Z
EPSS history
Timeline
  • 06 MAY 11:27Z
    io_uring/zcrx: fix post open error handling
    cvelistv5