Debian/gnutls28: critical 9.1
A flaw in GnuTLS DTLS handshake parsing allows malformed fragments with zero length and non-zero offset, leading to an integer underflow during reassembly and resulting in an out-of-bounds read. This
Action: Upgrade gnutls28 to 3.8.9-3+deb13u4 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 3.8.9-3+deb13u4 | - |
Fixed versions
| 3.8.9-3+deb13u4 |
Sources
- osv: DEBIAN-CVE-2026-33845#Debian:13/gnutls28
- https://security-tracker.debian.org/tracker/CVE-2026-33845
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