CVE-2025-71077Improper Validation of Specified Index, Position, or Offset in Input in Linux

Severity
5.5MEDIUMNVD
OSV7.8
EPSS
0.0%
top 93.06%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 13
Latest updateApr 17

Description

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 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 Packages17 packages

Linuxlinux/linux_kernel5.1.05.10.248+5
NVDlinux/linux_kernel5.1.15.10.248+7
Debianlinux/linux_kernel< 5.10.249-1+3
Ubuntulinux/linux_kernel< 5.15.0-173.183
CVEListV5linux/linuxbcfff8384f6c4e6627676ef07ccad9cfacd678498ceee7288152bc121a6bf92997261838c78bfe06+7

Patches

🔴Vulnerability Details

10
OSV
linux-raspi vulnerabilities2026-04-01
OSV
linux-intel-iot-realtime vulnerabilities2026-03-23
OSV
linux-nvidia-tegra-igx vulnerabilities2026-03-23
OSV
linux-realtime vulnerabilities2026-03-17
OSV
linux-aws-5.15, linux-gcp-5.15, linux-gke, linux-hwe-5.15, linux-intel-iotg-5.15, linux-lowlatency-hwe-5.15, linux-oracle-5.15 vulnerabilities2026-03-17

📋Vendor Advisories

18
Ubuntu
Linux kernel (GCP) vulnerabilities2026-04-17
Ubuntu
Linux kernel (FIPS) vulnerabilities2026-04-17
Ubuntu
Linux kernel (Real-time) vulnerabilities2026-04-17
Ubuntu
Linux kernel (Real-time) vulnerabilities2026-04-17
Ubuntu
Linux kernel (NVIDIA) vulnerabilities2026-04-17

🕵️Threat Intelligence

1
Wiz
CVE-2025-71077 Impact, Exploitability, and Mitigation Steps | Wiz