Back Linuxsecurity SUSE openssl-1_1-livepatches Important DoS Buffer Overflow Fix 2026-4042
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## This update for openssl-1_1-livepatches fixes the following issues: * CVE-2026-63072: heap buffer overflow in CMS key unwrapping (bsc#1275133, bsc#1274788). * HollowByte: DoS vector against OpenSSL TLS ClientHello via remote, attacker- controlled memory allocations (bsc#1271712, bsc#1271713). ## Patch Instructions: To install this SUSE 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 Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-4042=1 * openSUSE Leap 15.5 zypper in -t patch SUSE-2026-4042=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP5 (x86_64) * openssl-1_1-livepatches-debugsource-0.8-150500.6.17.1
## This update for openssl-1_1-livepatches fixes the following issues: * CVE-2026-63072: heap buffer overflow in CMS key unwrapping (bsc#1275133, bsc#1274788). * HollowByte: DoS vector against OpenSSL TLS ClientHello via remote, attacker- controlled memory allocations (bsc#1271712, bsc#1271713). ## Patch Instructions: To install this SUSE 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 Live Patching 15-SP5 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP5-2026-4042=1 * openSUSE Leap 15.5 zypper in -t patch SUSE-2026-4042=1 ## Package List: * SUSE Linux Enterprise Live Patching 15-SP5 (x86_64) * openssl-1_1-livepatches-debugsource-0.8-150500.6.17.1
* CVE-2026-63072 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
* CVE-2026-63072 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise Live Patching 15-SP5
* SUSE Linux Enterprise Micro 5.5
* SUSE Linux Enterprise Real Time 15 SP5
* SUSE Linux Enterprise Server 15 SP5
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
An update that solves one vulnerability and has three security fixes can now be
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Announcement ID: SUSE-SU-2026:4042-1 Release Date: 2026-09-07T08:30:15Z Rating: important
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