Access of Resource Using Incompatible Type ('Type Confusion') Affecting kernel-livepatch-5_3_18-59_24-default package, versions <15-150300.2.2


Severity

Recommended
0.0
high
0
10

Based on SUSE Linux Enterprise Server security rating.

Threat Intelligence

Exploit Maturity
Proof of Concept
EPSS
5.5% (92nd percentile)

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  • Snyk IDSNYK-SLES153-KERNELLIVEPATCH53185924DEFAULT-3264059
  • published11 Aug 2022
  • disclosed10 Aug 2022

Introduced: 10 Aug 2022

CVE-2022-34918  (opens in a new tab)
CWE-843  (opens in a new tab)

How to fix?

Upgrade SLES:15.3 kernel-livepatch-5_3_18-59_24-default to version 15-150300.2.2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-livepatch-5_3_18-59_24-default package and not the kernel-livepatch-5_3_18-59_24-default package as distributed by SLES. See How to fix? for SLES:15.3 relevant fixed versions and status.

An issue was discovered in the Linux kernel through 5.18.9. A type confusion bug in nft_set_elem_init (leading to a buffer overflow) could be used by a local attacker to escalate privileges, a different vulnerability than CVE-2022-32250. (The attacker can obtain root access, but must start with an unprivileged user namespace to obtain CAP_NET_ADMIN access.) This can be fixed in nft_setelem_parse_data in net/netfilter/nf_tables_api.c.

CVSS Base Scores

version 3.1