UBUNTU-CVE-2026-98540

In the Linux kernel, the following vulnerability has been resolved: fprobe: Terminate the fgraphdata list when the reservation is not filled fprobefgraphentry reserves shadow stack space for every fprobe with an exit handler, but only fills it for those whose entry handler returns 0...

CVE-2026-98861

In the Linux kernel, the following vulnerability has been resolved: fprobe: Use guardrcuschednotrace and check rcuiswatching unregisterfprobe and unregisterfprobeasync used by BPF kprobe-multi rely on standard RCU grace periods synchronizercu and callrcu to wait until in-flight fprobe handlers...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: tracing/fprobe: Fixed a NULL pointer dereference in fprobefgraphentry. The fprobefgraphentry function sizes a shadow-stack reservation during one iteration of the per-ip fprobe list, and fills it during another iteration—both...

CVE-2026-72385 tracing/fprobe: Fix NULL pointer dereference in fprobe_fgraph_entry()

In the Linux kernel, the following vulnerability has been resolved: tracing/fprobe: Fix NULL pointer dereference in fprobefgraphentry fprobefgraphentry sizes a shadow-stack reservation in one walk of the per-ip fprobe list and fills it in a second walk, both under rcureadlock only. A fprobe...

CVE-2026-72385: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: tracing/fprobe: Fix NULL pointer dereference in fprobefgraphentry fprobefgraphentry sizes a shadow-stack reservation in one walk of the per-ip fprobe list and fills it in a second walk, both under rcureadlock only. A fprobe...