Linux · 
Amazon Linux · Security advisory · July 20, 2026
Amazon Linux · Security advisory · July 20, 2026ALAS2023-2026-1974: Security update for 4 packages
ALAS2023-2026-1974, released July 20, 2026, fixes 4 CVEs across 4 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
7.4
Base score, 0 to 10
Highest EPSS
0.0043
37th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 2
Routine 2
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libde265 | amzn 2023 | 1.0.18-1.amzn2023.0.3 |
| libde265-debuginfo | amzn 2023 | 1.0.18-1.amzn2023.0.3 |
| libde265-debugsource | amzn 2023 | 1.0.18-1.amzn2023.0.3 |
| libde265-devel | amzn 2023 | 1.0.18-1.amzn2023.0.3 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-54240 | libde265-0: libde265 is an open source implementation of the h.265 video codec | 7.4 | 0.0039 | None reported |
| High | CVE-2026-54241 | libde265-0: libde265 is an open source implementation of the h.265 video codec | 7.4 | 0.0039 | None reported |
| Routine | CVE-2026-45382 | libde265: libde265 is an open source implementation of the h.265 video codec | n/a | 0.0043 | None reported |
| Routine | CVE-2026-45383 | libde265: libde265 is an open source implementation of the h.265 video codec | n/a | 0.0043 | None reported |
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