Out-of-bounds Write Affecting kernel-default-base package, versions <5.14.21-150400.24.69.1.150400.24.31.1


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

EPSS
0.07% (34th percentile)

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  • Snyk IDSNYK-SLES154-KERNELDEFAULTBASE-5776101
  • published14 Jul 2023
  • disclosed13 Jul 2023

Introduced: 13 Jul 2023

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

How to fix?

Upgrade SLES:15.4 kernel-default-base to version 5.14.21-150400.24.69.1.150400.24.31.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-default-base package and not the kernel-default-base package as distributed by SLES. See How to fix? for SLES:15.4 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