SB20240625109 - SUSE update for the Linux Kernel (Live Patch 0 for SLE 15 SP5) 



SB20240625109 - SUSE update for the Linux Kernel (Live Patch 0 for SLE 15 SP5)

Published: June 25, 2024

Security Bulletin ID SB20240625109
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Out-of-bounds read (CVE-ID: CVE-2022-48687)

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to an out-of-bounds read error within the seg6_genl_sethmac() function in net/ipv6/seg6.c. A local user can gain access to sensitive information.


2) Stack-based buffer overflow (CVE-ID: CVE-2023-52628)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a boundary error within the nft_exthdr_sctp_eval(), nft_exthdr_tcp_eval(), and nft_exthdr_ipv6_eval() functions. A local user can pass specially crafted data to the system, trigger a stack-based buffer overflow and execute arbitrary code with elevated privileges.


3) Use-after-free (CVE-ID: CVE-2024-26852)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the ip6_route_multipath_add() and list_for_each_entry_safe() functions in net/ipv6/route.c. A local user can escalate privileges on the system.


Remediation

Install update from vendor's website.