Linux · Amazon Linux · Security advisory · July 6, 2026

ALAS2023-2026-1938: Security update for 19 packages

ALAS2023-2026-1938, released July 6, 2026, fixes 2 CVEs across 19 products. One of them is being exploited (CVE-2026-53362); 1 on CISA KEV. Patch Radar priority: Patch now.

Patch now1 on CISA KEV
CVEs closed
2
None rated Critical
Exploited
1
CVE-2026-53362
Highest CVSS
8.5
Base score, 0 to 10
Highest EPSS
0.0071
53rd percentile

Priority of the 2 CVEs

Patch now 1 Urgent 0 High 1 Routine 0

Fixed package versions

ProductReleaseFixed in
bpftool6.18amzn 20231:6.18.36-69.136.amzn2023
bpftool6.18-debuginfoamzn 20231:6.18.36-69.136.amzn2023
kernel-livepatch-6.18.36-69.136amzn 20231:1.0-0.amzn2023
kernel6.18amzn 20231:6.18.36-69.136.amzn2023
kernel6.18-debuginfoamzn 20231:6.18.36-69.136.amzn2023
kernel6.18-debuginfo-common-aarch64amzn 20231:6.18.36-69.136.amzn2023
kernel6.18-debuginfo-common-x86_64amzn 20231:6.18.36-69.136.amzn2023
kernel6.18-develamzn 20231:6.18.36-69.136.amzn2023
kernel6.18-headersamzn 20231:6.18.36-69.136.amzn2023
kernel6.18-modules-extraamzn 20231:6.18.36-69.136.amzn2023
kernel6.18-modules-extra-commonamzn 20231:6.18.36-69.136.amzn2023
kernel6.18-toolsamzn 20231:6.18.36-69.136.amzn2023
kernel6.18-tools-debuginfoamzn 20231:6.18.36-69.136.amzn2023
kernel6.18-tools-develamzn 20231:6.18.36-69.136.amzn2023
microvm-kernel6.18amzn 20231:6.18.36-69.136.amzn2023
perf6.18amzn 20231:6.18.36-69.136.amzn2023
perf6.18-debuginfoamzn 20231:6.18.36-69.136.amzn2023
python3-perf6.18amzn 20231:6.18.36-69.136.amzn2023
python3-perf6.18-debuginfoamzn 20231:6.18.36-69.136.amzn2023

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
Patch now CVE-2026-53362 ipv6: account for fraggap on the paged allocation path7.8 0.0071 KEVExploited
High CVE-2026-53366 ipv4: account for fraggap on the paged allocation path8.5 0.0017 None reported
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