Linux · Amazon Linux · Security advisory · July 20, 2026

ALAS2023-2026-1987: Security update for 18 packages

ALAS2023-2026-1987, released July 20, 2026, fixes 1 CVE across 18 products. None of them is reported as exploited. Patch Radar priority: Routine.

Routine
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
5.5
Base score, 0 to 10
Highest EPSS
0.0012
2nd percentile

Fixed package versions

ProductReleaseFixed in
bpftool6.12amzn 20231:6.12.94-123.180.amzn2023
bpftool6.12-debuginfoamzn 20231:6.12.94-123.180.amzn2023
kernel-livepatch-6.12.94-123.180amzn 20231:1.0-0.amzn2023
kernel6.12amzn 20231:6.12.94-123.180.amzn2023
kernel6.12-debuginfoamzn 20231:6.12.94-123.180.amzn2023
kernel6.12-debuginfo-common-aarch64amzn 20231:6.12.94-123.180.amzn2023
kernel6.12-debuginfo-common-x86_64amzn 20231:6.12.94-123.180.amzn2023
kernel6.12-develamzn 20231:6.12.94-123.180.amzn2023
kernel6.12-headersamzn 20231:6.12.94-123.180.amzn2023
kernel6.12-modules-extraamzn 20231:6.12.94-123.180.amzn2023
kernel6.12-modules-extra-commonamzn 20231:6.12.94-123.180.amzn2023
kernel6.12-toolsamzn 20231:6.12.94-123.180.amzn2023
kernel6.12-tools-debuginfoamzn 20231:6.12.94-123.180.amzn2023
kernel6.12-tools-develamzn 20231:6.12.94-123.180.amzn2023
perf6.12amzn 20231:6.12.94-123.180.amzn2023
perf6.12-debuginfoamzn 20231:6.12.94-123.180.amzn2023
python3-perf6.12amzn 20231:6.12.94-123.180.amzn2023
python3-perf6.12-debuginfoamzn 20231:6.12.94-123.180.amzn2023

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Routine CVE-2026-53163 locking/rtmutex: Skip remove_waiter() when waiter is not enqueued5.5 0.0012 None reported
Showing 1 to 1 of 1 1

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