CVE-2026-81015 Linux Kernel - Denial of Service

Linux kernel contains a resource leak vulnerability caused by improper cleanup in amd_pmc_probe() when amd_stb_s2d_init() fails, letting attackers cause kernel crashes or unstable system state, exploit requires module reload or s2idle transition.

CVSS base score 7.8 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.18% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
11 September 2026
Updated
15 October 2026

Vendor fix

Update to the latest Linux kernel version containing the fix for amd_pmc_probe() resource leak.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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