SB20240625109 - SUSE update for the Linux Kernel (Live Patch 0 for SLE 15 SP5)
Published: June 25, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Out-of-bounds read (CVE-ID: CVE-2022-48687)
CWE-ID: CWE-125 - Out-of-bounds read
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
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)
CWE-ID: CWE-121 - Stack-based buffer overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
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)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
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.