Linux · 
Amazon Linux · Security advisory · July 6, 2026
Amazon Linux · Security advisory · July 6, 2026ALAS2023-2026-1913: Security update for 5 packages
ALAS2023-2026-1913, released July 6, 2026, fixes 3 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: Routine.
Routine
CVEs closed
3
None rated Critical
Exploited
0
None reported
Highest CVSS
6.9
Base score, 0 to 10
Highest EPSS
0.0017
6th percentile
Priority of the 3 CVEs
Patch now 0
Urgent 0
High 0
Routine 3
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| expat | amzn 2023 | 2.6.3-1.amzn2023.0.6 |
| expat-debuginfo | amzn 2023 | 2.6.3-1.amzn2023.0.6 |
| expat-debugsource | amzn 2023 | 2.6.3-1.amzn2023.0.6 |
| expat-devel | amzn 2023 | 2.6.3-1.amzn2023.0.6 |
| expat-static | amzn 2023 | 2.6.3-1.amzn2023.0.6 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Routine | CVE-2026-56406 | libexpat before 2.8.2 has an integer overflow in XML_ParseBuffer because it lacked a check that was present in XML_Parse. | 6.9 | 0.0017 | None reported |
| Routine | CVE-2026-56407 | libexpat before 2.8.2 has an integer overflow in doProlog that is related to storeEntityValue and entity textLen. | 6.9 | 0.0017 | None reported |
| Routine | CVE-2026-56403 | libexpat before 2.8.2 has an integer overflow in storeAtts. | 6.9 | 0.0017 | None reported |
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