CVE-2021-4034CISA KEVEPSS p99.9%
CVE-2021-4034Red Hat Polkit Out-of-Bounds Read and Write Vulnerability
Red Hat / Polkit
Description
The Red Hat polkit pkexec utility contains an out-of-bounds read and write vulnerability that allows for privilege escalation with administrative rights.
Scoring
| EPSS | 94.92% probability of exploitation · percentile 99.9% · 2026-06-15T12:03:41Z |
CISA KEV entry
Added to KEV: 2022-06-27
(incoming)1
| Type | Target | Confidence | Tier |
|---|---|---|---|
| KEVEntry | Red Hat Polkit Out-of-Bounds Read and Write Vulnerabilitykev-cve-2021-4034 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.