Linux · 
Red Hat · Security advisory · July 22, 2026
Red Hat · Security advisory · July 22, 2026RHSA-2026:42739: acl security update
RHSA-2026:42739, released July 22, 2026, fixes 1 CVE in acl (version 2.4.0-1.el10_2). None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
7.1
Base score, 0 to 10
Highest EPSS
0.0009
0th percentile
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| acl | RHEL 10 | 2.4.0-1.el10_2 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-54370 | acl: acl before version 2.4.0 contains a time-of-check to time-of-use (TOCTOU) race condition vulnerability that allows lo... | 7.1 | 0.0009 | None reported |
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