NULL pointer dereference in Linux
CVE-2026-23328
In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Fix NULL pointer dereference of mgmt_chann mgmt_chann may be set to NULL if the firmware returns an unexpected error in aie2_send_mgmt_msg_wait(). This can later lead to a NULL pointer dereference in aie2_hw_stop(). Fix this by introducing a dedicated helper to destroy mgmt_chann and by adding proper NULL checks before accessing it.
EPSS: 0.001 (1.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions b87f920b934426a24d54613f12ed67c03ae05024, 6.14, 0
- Linux Linux_kernel — versions 6.14, 7.0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-23328?
- CVE-2026-23328 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2026-03-25.
- How severe is CVE-2026-23328?
- Medium severity. CVSS v3 base score is 5.5 out of 10.