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SUSE: 2020:2035-1 Critical Update for libcurl Denial Of Service Risk

An update that solves one vulnerability and has two fixes is now available. . SUSE Security Update: Security update for openssl-1_1 ______________________________________________________________________________ Announcement ID: SUSE-SU-2018:2036-1 Rating: moderate References: #1097158 #1097624 #1098592 Cross-References: CVE-2018-0732 Affected Products: SUSE Linux Enterprise Module for Basesystem 15 ______________________________________________________________________________ An update that solves one vulnerability and has two fixes is now available. Description: This update for openssl-1_1 fixes the following issues: - CVE-2018-0732: During key agreement in a TLS handshake using a DH(E) based ciphersuite a malicious server could have sent a very large prime value to the client. This caused the client to spend an unreasonably long period of time generating a key for this prime resulting in a hang until the client has finished. This could be exploited in a Denial Of Service attack (bsc#1097158). - Blinding enhancements for ECDSA and DSA (bsc#1097624, bsc#1098592) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Module for Basesystem 15: zypper in -t patch SUSE-SLE-Module-Basesystem-15-2018-1372=1 Package List: - SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64): libopenssl-1_1-devel-1.1.0h-4.3.1 libopenssl1_1-1.1.0h-4.3.1 libopenssl1_1-debuginfo-1.1.0h-4.3.1 libopenssl1_1-hmac-1.1.0h-4.3.1 openssl-1_1-1.1.0h-4.3.1 openssl-1_1-debuginfo-1.1.0h-4.3.1 openssl-1_1-debugsource-1.1.0h-4.3.1 - SUSE Linux Enterprise Module for Basesystem 15 (x86_64): libopenssl1_1-32bit-1.1.0h-4.3.1 libopenssl1_1-32bit-debuginfo-1.1.0h-4.3.1 libopenssl1_1-hmac-32bit-1.1.0h-4.3.1 References: https://www.suse.com/security/cve/CVE-2018-0732.html https://bugzilla.suse.com/1097158 https://bugzilla.suse.com/1097624 https://bugzilla.suse.com/1098592 . SUSE Linux has released a new update tackling a Denial of Service vulnerability while enhancing the key exchange protocols within openssl-1_1. Discover the specifics today.. SUSE Linux, openssl update, security advisory, key agreement. . Severity: Critical. LinuxSecurity.com Team

Jul 23, 2018 •Critical SuSE