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HistoryOct 12, 2022 - 12:00 a.m.

K49440205 : Linux kernel vulnerability CVE-2021-38300

2022-10-1200:00:00
my.f5.com
16
linux kernel
vulnerability
arch/mips/net
cve-2021-38300
arbitrary code
mips architecture
f5 products

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.2%

Security Advisory Description

arch/mips/net/bpf_jit.c in the Linux kernel before 5.4.10 can generate undesirable machine code when transforming unprivileged cBPF programs, allowing execution of arbitrary code within the kernel context. This occurs because conditional branches can exceed the 128 KB limit of the MIPS architecture. (CVE-2021-38300)

Impact

There is no impact; F5 products are not affected by this vulnerability.

7.5 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

45.2%