Linux · 
Ubuntu · Package update · September 29, 2026
Ubuntu · Package update · September 29, 2026libssl3t64 3.5.5-1ubuntu3.7: libssl3t64 3.5.5-1ubuntu3.7 for Ubuntu 26.04.1 LTS (resolute)
libssl3t64 3.5.5-1ubuntu3.7, released September 29, 2026, fixes 2 CVEs in libssl3t64. None of them is reported as exploited. Patch Radar priority: High.
High
CVEs closed
2
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 2 CVEs
Patch now 0
Urgent 0
High 1
Routine 1
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libssl3t64 | Ubuntu 26.04.1 LTS (resolute) | 3.5.5-1ubuntu3.7 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-54873 | QUIC STREAM Fragment Metadata DoS | 7.5 | 0.0072 | None reported |
| Routine | CVE-2026-42772 | Potential CPU DoS via O(n^2) Fragment Reassembly in QUIC | 5.3 | 0.0050 | None reported |
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