Privilege escalation

2023-09-2006:15:00

PRIOn knowledge base

www.prio-n.com

privilege escalation

bpf verifier

linux kernel

arbitrary read/write

vulnerability

8.5 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

9.0%

JSON

Incorrect verifier pruning in BPF in Linux Kernel >=5.4 leads to unsafe
code paths being incorrectly marked as safe, resulting in arbitrary read/write in
kernel memory, lateral privilege escalation, and container escape.

CPENameOperatorVersion
linux_kernelge6.2
linux_kernellt6.2.13
linux_kernelge5.16
linux_kernellt6.1.26
linux_kernelge5.11
linux_kernellt5.15.109
linux_kernelge5.5
linux_kernellt5.10.179
linux_kernelge5.3
linux_kernellt5.4.242

Name	Operator	Version
linux_kernel	ge	6.2
linux_kernel	lt	6.2.13
linux_kernel	ge	5.16
linux_kernel	lt	6.1.26
linux_kernel	ge	5.11
linux_kernel	lt	5.15.109
linux_kernel	ge	5.5
linux_kernel	lt	5.10.179
linux_kernel	ge	5.3
linux_kernel	lt	5.4.242