Out-of-bounds Write Affecting kernel-64k-debug package, versions <0:5.14.0-284.25.1.el9_2


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.07% (34th percentile)

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  • Snyk IDSNYK-CENTOS9-KERNEL64KDEBUG-5734374
  • published23 Jun 2023
  • disclosed29 May 2023

Introduced: 29 May 2023

CVE-2023-35788  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade Centos:9 kernel-64k-debug to version 0:5.14.0-284.25.1.el9_2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-64k-debug package and not the kernel-64k-debug package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

An issue was discovered in fl_set_geneve_opt in net/sched/cls_flower.c in the Linux kernel before 6.3.7. It allows an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets. This may result in denial of service or privilege escalation.

CVSS Scores

version 3.1