DEBIAN-CVE-2026-88647
- Source
- https://security-tracker.debian.org/tracker/CVE-2026-88647
- Import Source
- https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-88647.json
- JSON Data
- https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-88647
- Upstream
- CVE-2026-88647
- Published
- 2026-10-08T17:17:17Z
- Modified
- 2026-10-10T10:00:19Z
- Severity
-
- 9.1 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N CVSS Calculator
- Summary
- [none]
- Details
-
A hostname verification bypass in GnuTLS v3.8.13 allows attackers to circumvent the Common Name fallback mechanism and eavesdrop on communications via a crafted certificate.
- References
Affected packages
Debian:12 / gnutls28
Package
- Name
- gnutls28
- Purl
- pkg:deb/debian/gnutls28?arch=source&distro=bookworm
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Affected versions
3.*
3.7.9-2
3.7.9-2+deb12u1
3.7.9-2+deb12u2
3.7.9-2+deb12u3
3.7.9-2+deb12u4
3.7.9-2+deb12u5
3.7.9-2+deb12u6
3.7.9-2+deb12u7
3.7.9-2+loong64
3.8.0+git20230413-1
3.8.0+git20230529-1
3.8.0+git20230713-1
3.8.1-1
3.8.1-2
3.8.1-3
3.8.1-4
3.8.2-1
3.8.3-1
3.8.3-1.1~exp1
3.8.3-1.1
3.8.4-1
3.8.4-2
3.8.5-1
3.8.5-2
3.8.5-3
3.8.5-4
3.8.6-1
3.8.6-2
3.8.7.1-1
3.8.8-1
3.8.8-2
3.8.9-1
3.8.9-2
3.8.9-3
3.8.10-1
3.8.10-2
3.8.10-3
3.8.11-1
3.8.11-2
3.8.11-3
3.8.12-1
3.8.12-2
3.8.12-3
3.8.12-4
3.8.13-1
Debian:13 / gnutls28
Package
- Name
- gnutls28
- Purl
- pkg:deb/debian/gnutls28?arch=source&distro=trixie
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected
Debian:14 / gnutls28
Package
- Name
- gnutls28
- Purl
- pkg:deb/debian/gnutls28?arch=source&distro=forky
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0 Unknown introduced version / All previous versions are affected