CVE-2023-52646

aio: fix mremap after fork null-deref

published April 26, 2024

CVSS
—
EPSS
0%
Percentile
14.1
In the wild
Unconfirmed
What it is

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

aio: fix mremap after fork null-deref

Commit e4a0d3e720e7 ("aio: Make it possible to remap aio ring") introduced

a null-deref if mremap is called on an old aio mapping after fork as

mm->ioctx_table will be set to NULL.

[[email protected]: fix 80 column issue]

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00238 · 14.1th percentile
Published
2024-04-26T12:19Z
EPSS history
Timeline
  • 26 APR 12:19Z
    aio: fix mremap after fork null-deref
    cvelistv5