Linux · 
Amazon Linux · Security advisory · August 17, 2026
Amazon Linux · Security advisory · August 17, 2026ALAS2023-2026-2056: Security update for 5 packages
ALAS2023-2026-2056, released August 17, 2026, fixes 2 CVEs across 5 products. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
2
None rated Critical
Exploited
0
None reported
Highest CVSS
8.8
Base score, 0 to 10
Highest EPSS
0.0045
39th percentile
Priority of the 2 CVEs
Patch now 0
Urgent 0
High 2
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libssh2 | amzn 2023 | 1.10.0-1.amzn2023.0.6 |
| libssh2-debuginfo | amzn 2023 | 1.10.0-1.amzn2023.0.6 |
| libssh2-debugsource | amzn 2023 | 1.10.0-1.amzn2023.0.6 |
| libssh2-devel | amzn 2023 | 1.10.0-1.amzn2023.0.6 |
| libssh2-docs | amzn 2023 | 1.10.0-1.amzn2023.0.6 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-66032 | libssh2 Double-Free Heap Corruption via sftp_open() | 8.8 | 0.0045 | None reported |
| High | CVE-2026-66034 | libssh2 Heap Out-of-Bounds Read via publickey subsystem | 7.5 | 0.0040 | None reported |
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