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- Fix #1303: [FR] Disable TLSv1.2.

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W.C.A. Wijngaards 2025-07-17 14:50:13 +02:00
parent b58af78b63
commit b6e52c0a52
2 changed files with 9 additions and 0 deletions
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1
doc/Changelog
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@ -1,5 +1,6 @@
17 July 2025: Wouter
- Fix to not set rlimits in the unit tests.
- Fix #1303: [FR] Disable TLSv1.2.
16 July 2025: Wouter
- Fix for RebirthDay Attack CVE-2025-5994, reported by Xiang Li

8
util/net_help.c
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@ -1259,6 +1259,14 @@ listen_sslctx_setup(void* ctxt)
return 0;
}
#endif
#if defined(SSL_OP_NO_TLSv1_2) && defined(SSL_OP_NO_TLSv1_3)
/* if we have tls 1.3 disable 1.2 */
if((SSL_CTX_set_options(ctx, SSL_OP_NO_TLSv1_2) & SSL_OP_NO_TLSv1_2)
!= SSL_OP_NO_TLSv1_2){
log_crypto_err("could not set SSL_OP_NO_TLSv1_2");
return 0;
}
#endif
#if defined(SSL_OP_NO_RENEGOTIATION)
/* disable client renegotiation */
if((SSL_CTX_set_options(ctx, SSL_OP_NO_RENEGOTIATION) &