SUSE-SU-2026:2924-1 Security update for gnutls

This update for gnutls fixes the following issues - CVE-2026-3833: incorrectly accepted domain names due to comparison during name constraints processing being case-sensitive bsc1263707. - CVE-2026-5260: heap overread when processing extremely short premaster secret as part of an RSA key exchange...

Observable Timing Discrepancy

Overview Affected versions of this package are vulnerable to Observable Timing Discrepancy due to the handling of RSA premaster secrets when an invalid secret is received. An attacker can potentially observe timing differences by exploiting the additional processing performed when the premaster...

s2n-tls has a potentially observable differences in RSA premaster secret handling

When receiving a message from a client that sent an invalid RSA premaster secret, an issue in s2n-tls results in the server performing additional processing when the premaster secret contains an incorrect client hello version. While no practical attack on s2n-tls has been demonstrated, this cause...