Linux · Security advisory · October 8, 2026

RHSA-2026:77018: python3.14 security update

RHSA-2026:77018, released October 8, 2026, fixes 2 CVEs in python3.14 (version 3.14.8-1.el10_2). None of them is reported as exploited. Patch Radar priority: Urgent.

Urgent
CVEs closed
2
1 rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0055
45th percentile

Priority of the 2 CVEs

Patch now 0 Urgent 1 High 1 Routine 0

Fixed package versions

ProductReleaseFixed in
python3.14RHEL 103.14.8-1.el10_2

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Urgent CVE-2026-19445 Use-after-free of a server-side SSLContext when sni_callback switches contexts 9.2 0.0052 None reported
High CVE-2026-19553 SSLContext.wrap_bio() missing validation of server_hostname parameter 8.1 0.0055 None reported
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