Stay Secure with the Latest Linux Advisories

security advisorybuffer overflowSuSE

SUSE OpenSSL Important Buffer Overflow Heap Use Advisory 2026-22143-1

An update that solves four vulnerabilities and has one fix can now be installed.. # Security update for openssl-3-livepatches Announcement ID: SUSE-SU-2026:22143-1 Release Date: 2026-06-11T12:51:17Z Rating: important References: * bsc#1256876 * bsc#1256878 * bsc#1256880 * bsc#1266357 * bsc#1266389 Cross-References: * CVE-2025-11187 * CVE-2025-15467 * CVE-2025-15468 * CVE-2026-45447 CVSS scores: * CVE-2025-11187 ( SUSE ): 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N * CVE-2025-11187 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2025-11187 ( NVD ): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:H * CVE-2025-15467 ( SUSE ): 9.3 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2025-15467 ( SUSE ): 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2025-15467 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H * CVE-2025-15468 ( SUSE ): 8.7 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N * CVE-2025-15468 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2025-15468 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-45447 ( SUSE ): 7.7 CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2026-45447 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H * CVE-2026-45447 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Affected Products: * SUSE Linux Micro 6.1 An update that solves four vulnerabilities and has one fix can now be installed. ## Description: This update for openssl-3-livepatches fixes the following issues * CVE-2025-11187: Improper validation of PBMAC1 parameters in PKCS#12 MAC verification (bsc#1256878). * CVE-2025-15467: Stack buffer overflow in CMS AuthEnvelopedData parsing (bsc#1256876). * CVE-2025-15468: NULL dereference in SSL_CIPHER_find() function on unknown cipher ID (bsc#1256880). * CVE-2026-45447: Heap Use-After-Free inOpenSSL PKCS7_verify() (bsc#1266389, bsc#1266357). ## 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 Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-575=1 ## Package List: * SUSE Linux Micro 6.1 (x86_64) * openssl-3-livepatches-debugsource-0.4-slfo.1.1_1.1 * openssl-3-livepatches-0.4-slfo.1.1_1.1 * openssl-3-livepatches-debuginfo-0.4-slfo.1.1_1.1 ## References: * https://www.suse.com/security/cve/CVE-2025-11187.html * https://www.suse.com/security/cve/CVE-2025-15467.html * https://www.suse.com/security/cve/CVE-2025-15468.html * https://www.suse.com/security/cve/CVE-2026-45447.html * https://bugzilla.suse.com/show_bug.cgi?id=1256876 * https://bugzilla.suse.com/show_bug.cgi?id=1256878 * https://bugzilla.suse.com/show_bug.cgi?id=1256880 * https://bugzilla.suse.com/show_bug.cgi?id=1266357 * https://bugzilla.suse.com/show_bug.cgi?id=1266389 . Critical update for SUSE fixes multiple issues in openssl-3-livepatches, enhancing security and preventing exploits.. SUSE update, OpenSSL buffer overflow, Linux security patches. . Severity: Important. LinuxSecurity.com Team

Jun 17, 2026 •Important SuSE