What’s Vulnerable › Vulnerabilities

CVE-2024-6126: Cockpit: authenticated user can kill any process when enabling pam_env's user_readenv option

• Severity: low (CVSS 3.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-03 · updated 2026-06-17
• Weakness: CWE-400

Description

A flaw was found in the cockpit package. This flaw allows an authenticated user to kill any process when enabling the pam_env's user_readenv option, which leads to a denial of service (DoS) attack.

Affected products

• Red Hat Enterprise Linux 8: all versions
• Red Hat Enterprise Linux 9: all versions — fixed in 0:323.1-1.el9_5

How to fix

Upgrade to a fixed version: Red Hat Enterprise Linux 9 0:323.1-1.el9_5. Check the vendor advisory for mitigations.

References

• https://access.redhat.com/errata/RHSA-2024:9325
• https://access.redhat.com/security/cve/CVE-2024-6126
• https://bugzilla.redhat.com/show_bug.cgi?id=2292897
• https://access.redhat.com/security/cve/CVE-2024-6126
• https://bugzilla.redhat.com/show_bug.cgi?id=2292897

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