Linux · 
Amazon Linux · Security advisory · August 31, 2026
Amazon Linux · Security advisory · August 31, 2026ALAS2023-2026-2116: Security update for 15 packages
ALAS2023-2026-2116, released August 31, 2026, fixes 5 CVEs across 15 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
5
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0072
54th percentile
Priority of the 5 CVEs
Patch now 0
Urgent 0
High 5
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| clamav1.5 | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-data | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-debuginfo | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-debugsource | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-devel | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-doc | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-filesystem | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-freshclam | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-freshclam-debuginfo | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-lib | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-lib-debuginfo | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-milter | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamav1.5-milter-debuginfo | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamd1.5 | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
| clamd1.5-debuginfo | amzn 2023 | 1.5.4-1.amzn2023.0.1 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-20348 | ClamAV XAR File Format Processing Memory Corruption Vulnerability | 7.5 | 0.0072 | None reported |
| High | CVE-2026-20339 | ClamAV PESpin File Format Processing Integer Overflow Vulnerability | 7.5 | 0.0056 | None reported |
| High | CVE-2026-20345 | ClamAV GPT File Format Processing Memory Corruption Vulnerability | 7.5 | 0.0056 | None reported |
| High | CVE-2026-20347 | ClamAV Mach-O File Format Processing Memory Corruption Vulnerability | 7.5 | 0.0056 | None reported |
| High | CVE-2026-20346 | ClamAV PDF File Format Processing Memory Corruption Vulnerability | 7.5 | 0.0054 | None reported |
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