SB2026011330 - buildah 1.37 update for third-party components
Published: January 13, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Type confusion (CVE-ID: CVE-2025-49713)
CWE-ID: CWE-843 - Type confusion
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a type confusion error. A remote attacker can trick the victim into visiting a specially crafted website, trigger a type confusion error and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
2) UNIX symbolic link following (CVE-ID: CVE-2025-52881)
CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/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 symlink following issue related to procfs write redirects. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.
Successful exploitation of this vulnerability may result in privilege escalation.
Remediation
Install update from vendor's website.