Linux · Debian · Security advisory · September 13, 2026

DEBIAN-CVE-2026-80489: glibc security update

DEBIAN-CVE-2026-80489, released September 13, 2026, fixes 1 CVE in glibc (version 2.43-5). None of them is reported as exploited. Patch Radar priority: Routine.

Routine
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
5.9
Base score, 0 to 10
Highest EPSS
0.0036
29th percentile

Fixed package versions

ProductReleaseFixed in
glibcDebian 142.43-5

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Routine CVE-2026-80489 EUC_JISX0213 decoding may hang on crafted input5.9 0.0036 None reported
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