Summary
The polkit packages provide a component for controlling system-wide privileges. This component provides a uniform and organized way for non-privileged processes to communicate with privileged ones.
Security Fix(es):
* polkit: Polkit: Denial of Service via unbounded input processing through standard input (CVE-2026-4897)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Fixed packages 4
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux · 10 | polkit | 125-4.el10_2.1 |
| AlmaLinux · 10 | polkit-devel | 125-4.el10_2.1 |
| AlmaLinux · 10 | polkit-docs | 125-4.el10_2.1 |
| AlmaLinux · 10 | polkit-libs | 125-4.el10_2.1 |
Vulnerabilities 1
-
Medium 5.5
Polkit: polkit: denial of service via unbounded input processing through standard input
A flaw was found in polkit. A local user can exploit this by providing a specially crafted, excessively long input to the `polkit-agent-helper-1` setuid binary via standard input (stdin). This unbounded input can lead to an out-of-memory (OOM) condition, resu…