SB2026011204 - Red Hat Enterprise Linux 9 update for podman 

CSH
CYBERSECURITY HELP
Sign In REGISTER

Main Vulnerability Database SB2026011204

SB2026011204 - Red Hat Enterprise Linux 9 update for podman

Published: January 12, 2026

Security Bulletin ID SB2026011204
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) UNIX symbolic link following (CVE-ID: CVE-2025-52881)

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.


2) Resource exhaustion (CVE-ID: CVE-2025-58183)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists in archive/tar due to the tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A remote attacker can pass a specially crafted archive to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References