vulnerability

Debian: CVE-2025-37948: linux, linux-6.1 -- security update

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:C)
Published
May 20, 2025
Added
May 28, 2025
Modified
Dec 19, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

arm64: bpf: Add BHB mitigation to the epilogue for cBPF programs

A malicious BPF program may manipulate the branch history to influence
what the hardware speculates will happen next.

On exit from a BPF program, emit the BHB mititgation sequence.

This is only applied for 'classic' cBPF programs that are loaded by
seccomp.

Solutions

debian-upgrade-linuxdebian-upgrade-linux-6-1no-fix-debian-deb-package
Title
NEW

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