CVE-2025-71077

In the Linux kernel, the following vulnerability has been resolved: tpm: Cap the number of PCR banks tpm2_get_pcr_allocation() does not cap any upper limit for the number of banks. Cap the limit to eight banks so that out of bounds values coming from external I/O cause on only limited harm.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.1% chance of exploitation in the next 30 days; higher than 3% of CVEs (scores of 2026-10-25)

CWE

CWE-20

Published

2026-01-13

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

Affected

• linux:linux_kernel

References

• https://git.kernel.org/stable/c/275c686f1e3cc056ec66c764489ec1fe1e51b950
• https://git.kernel.org/stable/c/858344bc9210bea9ab2bdc7e9e331ba84c164e50
• https://git.kernel.org/stable/c/8ceee7288152bc121a6bf92997261838c78bfe06
• https://git.kernel.org/stable/c/b69492161c056d36789aee42a87a33c18c8ed5e1
• https://git.kernel.org/stable/c/ceb70d31da5671d298bad94ae6c20e4bbb800f96

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