Linux · 
Amazon Linux · Security advisory · September 28, 2026
Amazon Linux · Security advisory · September 28, 2026ALAS2023-2026-3143: Security update for 11 packages
ALAS2023-2026-3143, released September 28, 2026, fixes 4 CVEs across 11 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
8.8
Base score, 0 to 10
Highest EPSS
0.0057
47th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 4
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| flatpak | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-debuginfo | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-debugsource | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-devel | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-libs | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-libs-debuginfo | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-selinux | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-session-helper | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-session-helper-debuginfo | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-tests | amzn 2023 | 1.18.1-1.amzn2023 |
| flatpak-tests-debuginfo | amzn 2023 | 1.18.1-1.amzn2023 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-96275 | flatpak: Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es... | 8.8 | 0.0057 | None reported |
| High | CVE-2026-90616 | flatpak: Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es... | 8.8 | 0.0018 | None reported |
| High | CVE-2026-96808 | flatpak: Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux. Security Fix(es... | 8.8 | 0.0012 | None reported |
| High | CVE-2026-76925 | flatpak-tests: Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2026-96808: In Flatp... | n/a | 0.0010 | None reported |
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