CVE-2025-6020

Description

A flaw was found in linux-pam. The module pam_namespace may use access user-controlled paths without proper protection, allowing local users to elevate their privileges to root via multiple symlink attacks and race conditions.

Reserved 2025-06-11 | Published 2025-06-17 | Updated 2025-06-17 | Assigner redhat

Problem types

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Product status

Default status
unaffected

Any version before 1.7.1
affected

Default status
unknown

Default status
affected

Default status
affected

Timeline

2025-06-12:	Reported to Red Hat.
2025-06-17:	Made public.

Credits

Red Hat would like to thank Olivier BAL-PETRE (ANSSI - French Cybersecurity Agency) for reporting this issue.

References

access.redhat.com/security/cve/CVE-2025-6020 vdb-entry

bugzilla.redhat.com/show_bug.cgi?id=2372512 (RHBZ#2372512) issue-tracking

cve.org (CVE-2025-6020)

nvd.nist.gov (CVE-2025-6020)

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