Linux · 
Ubuntu · Package update · May 7, 2026
Ubuntu · Package update · May 7, 2026libgnutls-openssl27 3.5.18-1ubuntu1.6+esm4: libgnutls-openssl27 3.5.18-1ubuntu1.6+esm4 for Ubuntu 18.04.6 LTS (bionic)
libgnutls-openssl27 3.5.18-1ubuntu1.6+esm4, released May 7, 2026, fixes 4 CVEs in libgnutls-openssl27. None of them is reported as exploited. Patch Radar priority: High. The product is no longer supported.
HighUnsupported product
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
8.2
Base score, 0 to 10
Highest EPSS
0.0073
54th percentile
Priority of the 4 CVEs
Patch now 0
Urgent 0
High 4
Routine 0
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| libgnutls-openssl27 | Ubuntu 18.04.6 LTS (bionic) | 3.5.18-1ubuntu1.6+esm4 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| High | CVE-2026-42015 | Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling | 8.2 | 0.0073 | None reported |
| High | CVE-2026-42011 | Gnutls: gnutls: security bypass due to incorrect name constraint handling | 8.2 | 0.0048 | None reported |
| High | CVE-2026-42013 | Gnutls: gnutls: certificate validation bypass due to oversized subject alternative name | 8.2 | 0.0042 | None reported |
| High | CVE-2026-42012 | gnutls: Fix (CN fallback, Medium, certificate misuse) | 8.2 | 0.0037 | None reported |
Showing 1 to 4 of 4
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