Author: gordon Date: Tue Apr 21 15:44:20 2020 New Revision: 360146 URL: https://svnweb.freebsd.org/changeset/base/360146
Log: Fix OpenSSL remote denial of service. See https://www.openssl.org/news/secadv/20200421.txt for details. Approved by: so Security: CVE-2020-1967 Modified: head/crypto/openssl/ssl/t1_lib.c Modified: head/crypto/openssl/ssl/t1_lib.c ============================================================================== --- head/crypto/openssl/ssl/t1_lib.c Tue Apr 21 13:57:51 2020 (r360145) +++ head/crypto/openssl/ssl/t1_lib.c Tue Apr 21 15:44:20 2020 (r360146) @@ -2130,7 +2130,7 @@ static int tls1_check_sig_alg(SSL *s, X509 *x, int def sigalg = use_pc_sigalgs ? tls1_lookup_sigalg(s->s3->tmp.peer_cert_sigalgs[i]) : s->shared_sigalgs[i]; - if (sig_nid == sigalg->sigandhash) + if (sigalg != NULL && sig_nid == sigalg->sigandhash) return 1; } return 0; _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
