CVE-2025-22089 — NULL Pointer Dereference in Linux
Severity
5.5MEDIUMNVD
OSV8.8OSV7.1OSV5.9OSV4.4
EPSS
0.1%
top 67.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedApr 16
Latest updateJan 9
Description
In the Linux kernel, the following vulnerability has been resolved:
RDMA/core: Don't expose hw_counters outside of init net namespace
Commit 467f432a521a ("RDMA/core: Split port and device counter sysfs
attributes") accidentally almost exposed hw counters to non-init net
namespaces. It didn't expose them fully, as an attempt to read any of
those counters leads to a crash like this one:
[42021.807566] BUG: kernel NULL pointer dereference, address: 0000000000000028
[42021.814463] #PF: superviso…
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 Packages6 packages
▶CVEListV5linux/linux467f432a521a284c418e3d521ee51840a5e23424 — 9a5b7f8842a90a5e6eeff37f9f6d814e61ea3529+7