Linux · 
Red Hat · Security advisory · July 23, 2026
Red Hat · Security advisory · July 23, 2026RHSA-2026:43420: Security update for 3 packages
RHSA-2026:43420, released July 23, 2026, fixes 2 CVEs across 3 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
2
None rated Critical
Exploited
0
None reported
Highest CVSS
7.1
Base score, 0 to 10
Highest EPSS
0.0015
4th percentile
Priority of the 2 CVEs
Patch now 0
Urgent 0
High 2
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| acl | RHEL 8 | 0:2.4.0-1.el8_10 |
| libacl | RHEL 8 | 0:2.4.0-1.el8_10 |
| libacl-devel | RHEL 8 | 0:2.4.0-1.el8_10 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-54369 | acl < 2.4.0 Symlink Traversal Privilege Escalation via libacl Functions | 7.1 | 0.0015 | None reported |
| 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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