CVE-2026-23268 — Confused Deputy in Linux
18 documents9 sources
Severity
7.8HIGHNVD
EPSS
0.0%
top 96.58%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedMar 18
Latest updateApr 13
Description
In the Linux kernel, the following vulnerability has been resolved:
apparmor: fix unprivileged local user can do privileged policy management
An unprivileged local user can load, replace, and remove profiles by
opening the apparmorfs interfaces, via a confused deputy attack, by
passing the opened fd to a privileged process, and getting the
privileged process to write to the interface.
This does require a privileged target that can be manipulated to do
the write for the unprivileged process, b…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9
Affected Packages3 packages
▶CVEListV5linux/linuxb7fd2c0340eacbee892425e9007647568b7f2a3c — 17debf5586020790b5717f96e5e6a3ca5bb961ab+5
🔴Vulnerability Details
6GHSA▶
GHSA-8qv8-8mpp-cc7j: In the Linux kernel, the following vulnerability has been resolved:
apparmor: fix unprivileged local user can do privileged policy management
An unp↗2026-03-18
OSV▶
CVE-2026-23268: In the Linux kernel, the following vulnerability has been resolved: apparmor: fix unprivileged local user can do privileged policy management An unpri↗2026-03-18