Security update for openssl-1_0_0

Announcement ID:	SUSE-SU-2026:0333-1
Release Date:	2026-01-29T08:16:25Z
Rating:	moderate
References:	bsc#1256834 bsc#1256837 bsc#1256838 bsc#1256840
Cross-References:	CVE-2025-68160 CVE-2025-69420 CVE-2025-69421 CVE-2026-22796
CVSS scores:	CVE-2025-68160 ( SUSE ): 6.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2025-68160 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2025-69420 ( SUSE ): 6.9 CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVE-2025-69420 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2025-69420 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2025-69421 ( SUSE ): 6.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2025-69421 ( SUSE ): 6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVE-2026-22796 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-22796 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Affected Products:	SUSE Linux Enterprise High Performance Computing 12 SP5 SUSE Linux Enterprise Server 12 SP5 SUSE Linux Enterprise Server 12 SP5 LTSS SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves four vulnerabilities can now be installed.

Description:

This update for openssl-1_0_0 fixes the following issues:

• CVE-2025-68160: Heap out-of-bounds write in BIO_f_linebuffer on short writes (bsc#1256834).
• CVE-2025-69420: Missing ASN1_TYPE validation in TS_RESP_verify_response() function (bsc#1256837).
• CVE-2025-69421: NULL Pointer Dereference in PKCS12_item_decrypt_d2i_ex function (bsc#1256838).
• CVE-2026-22796: ASN1_TYPE Type Confusion in the PKCS7_digest_from_attributes() function (bsc#1256840).

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 Server 12 SP5 LTSS
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-2026-333=1
• SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-333=1

Package List:

• SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
  • libopenssl-1_0_0-devel-1.0.2p-3.103.1
  • libopenssl1_0_0-hmac-1.0.2p-3.103.1
  • openssl-1_0_0-1.0.2p-3.103.1
  • libopenssl1_0_0-1.0.2p-3.103.1
  • libopenssl1_0_0-debuginfo-1.0.2p-3.103.1
  • openssl-1_0_0-debugsource-1.0.2p-3.103.1
  • openssl-1_0_0-debuginfo-1.0.2p-3.103.1
• SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
  • openssl-1_0_0-doc-1.0.2p-3.103.1
• SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
  • libopenssl1_0_0-hmac-32bit-1.0.2p-3.103.1
  • libopenssl1_0_0-debuginfo-32bit-1.0.2p-3.103.1
  • libopenssl1_0_0-32bit-1.0.2p-3.103.1
  • libopenssl-1_0_0-devel-32bit-1.0.2p-3.103.1
• SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
  • libopenssl-1_0_0-devel-1.0.2p-3.103.1
  • libopenssl1_0_0-hmac-1.0.2p-3.103.1
  • libopenssl1_0_0-32bit-1.0.2p-3.103.1
  • libopenssl1_0_0-debuginfo-32bit-1.0.2p-3.103.1
  • libopenssl-1_0_0-devel-32bit-1.0.2p-3.103.1
  • libopenssl1_0_0-1.0.2p-3.103.1
  • openssl-1_0_0-1.0.2p-3.103.1
  • libopenssl1_0_0-debuginfo-1.0.2p-3.103.1
  • openssl-1_0_0-debugsource-1.0.2p-3.103.1
  • libopenssl1_0_0-hmac-32bit-1.0.2p-3.103.1
  • openssl-1_0_0-debuginfo-1.0.2p-3.103.1
• SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
  • openssl-1_0_0-doc-1.0.2p-3.103.1

References:

• https://www.suse.com/security/cve/CVE-2025-68160.html
• https://www.suse.com/security/cve/CVE-2025-69420.html
• https://www.suse.com/security/cve/CVE-2025-69421.html
• https://www.suse.com/security/cve/CVE-2026-22796.html
• https://bugzilla.suse.com/show_bug.cgi?id=1256834
• https://bugzilla.suse.com/show_bug.cgi?id=1256837
• https://bugzilla.suse.com/show_bug.cgi?id=1256838
• https://bugzilla.suse.com/show_bug.cgi?id=1256840