SB2025070497 - Buffer overflow in Linux kernel netfilter
Published: July 4, 2025
Security Bulletin ID
SB2025070497
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Buffer overflow (CVE-ID: CVE-2025-38162)
CWE-ID: CWE-119 - Memory corruption
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 memory corruption within the lt_calculate_size(), pipapo_resize(), pipapo_lt_bits_adjust() and pipapo_clone() functions in net/netfilter/nft_set_pipapo.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.