GnuTLS DSA-6281-1: DTLS heap overflows, RSA-PSK auth bypass and certificate checks fixed in Debian 12 and 13
DSA-6281-1 (19 May 2026) fixes 13 GnuTLS flaws, four rated High upstream, on Debian 12 and 13. Check libgnutls30, update and restart services that use it.