GHSA-v4jf-wwp4-588qMediumCVSS 5.5
A flaw was found in polkit. A local user can exploit this by providing a specially crafted,...
🔗 CVE IDs covered (1)
📋 Description
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, resulting in a Denial of Service (DoS) for the system.
🔗 References (7)
- https://nvd.nist.gov/vuln/detail/CVE-2026-4897
- https://access.redhat.com/security/cve/CVE-2026-4897
- https://bugzilla.redhat.com/show_bug.cgi?id=2451739
- https://access.redhat.com/errata/RHSA-2026:59997
- https://access.redhat.com/errata/RHSA-2026:66287
- https://access.redhat.com/errata/RHSA-2026:97463
- https://github.com/advisories/GHSA-v4jf-wwp4-588q