What is CVE-2026-53204?

CVE-2026-53204 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2026-06-25.

How severe is CVE-2026-53204?

Medium severity. CVSS v3 base score is 5.5 out of 10.

NULL pointer dereference in Linux

CVE-2026-53204

In the Linux kernel, the following vulnerability has been resolved: firmware: stratix10-rsu: Fix NULL deref on rsu_send_msg() timeout in probe rsu_send_msg() can return -ETIMEDOUT when wait_for_completion_interruptible_timeout() fires wh…

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 15847537b623f844d9a08da99ff4568315e1d4f8, 6.19, 0
Linux Linux_kernel — versions 7.1

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)

Frequently asked questions

What is CVE-2026-53204?: CVE-2026-53204 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2026-06-25.
How severe is CVE-2026-53204?: Medium severity. CVSS v3 base score is 5.5 out of 10.