CVE-2026-23138
Severity
5.5MEDIUM
EPSS
0.0%
top 97.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedFeb 14
Description
In the Linux kernel, the following vulnerability has been resolved:
tracing: Add recursion protection in kernel stack trace recording
A bug was reported about an infinite recursion caused by tracing the rcu
events with the kernel stack trace trigger enabled. The stack trace code
called back into RCU which then called the stack trace again.
Expand the ftrace recursion protection to add a set of bits to protect
events from recursion. Each bit represents the context that the event is
in (normal,…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6
Affected Packages3 packages
▶CVEListV5linux/linux5f5fa7ea89dc82d34ed458f4d7a8634e8e9eefce — 9b03768037d91ce727effb1c5d92d2c7781bf692+4
Patches
🔴Vulnerability Details
3OSV▶
CVE-2026-23138: In the Linux kernel, the following vulnerability has been resolved: tracing: Add recursion protection in kernel stack trace recording A bug was report↗2026-02-14
GHSA▶
GHSA-gqpg-53jh-cpqf: In the Linux kernel, the following vulnerability has been resolved:
tracing: Add recursion protection in kernel stack trace recording
A bug was repo↗2026-02-14