USN-7742-1: gnutls28 Ubuntu
Vulnerability summary
USN-7742-1 is a vulnerability in gnutls28 Ubuntu with no CVSS score yet.
Advisory lineage
Upstream 3 · Downstream 0 · Related 3Timeline
- 09-09-2025PublishedVulnerability first disclosed.
- 25-06-2026Last modifiedVulnerability information updated.
Description
gnutls28 vulnerabilities It was discovered that GnuTLS incorrectly handled exporting Subject Alternative Name (SAN) entries containing an otherName. A remote attacker could use this issue to cause GnuTLS to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2025-32988) It was discovered that the GnuTLS certtool utility incorrectly handled parsing certain template files. An attacker could use this issue to cause GnuTLS to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2025-32990) Stefan Bühler discovered that GnuTLS incorrectly handled parsing certain template files. An attacker could possibly use this issue to cause GnuTLS to crash, resulting in a denial of service. This issue only affected Ubuntu 20.04 LTS. (CVE-2025-6395)
CVSS metrics
Risk metrics not yet published.
EPSS trend
No EPSS score has been published for this record yet.
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Ubuntu1 product
- gnutls28< 3.4.10-4ubuntu1.9+esm2 | < 3.5.18-1ubuntu1.6+esm2 | < 3.6.13-2ubuntu1.12+esm1
1 vendor · 1 product