Linux · Security advisory · September 13, 2026

RHSA-2026:66403: Security update for 2 packages

RHSA-2026:66403, released September 13, 2026, fixes 1 CVE across 2 products. None of them is reported as exploited. Patch Radar priority: Routine.

Routine
CVEs closed
1
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0019
8th percentile

Fixed package versions

ProductReleaseFixed in
coreutilsRHEL 90:8.32-41.el9_8.1
coreutils-singleRHEL 90:8.32-41.el9_8.1

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Routine CVE-2026-56392 Heap-based Buffer Overflow in GNU coreutils 6.1 0.0019 None reported
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