SUSE alert SUSE-SU-2026:2396-1 (openssl-1_0_0)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:2396-1: important: Security update for openssl-1_0_0
Date:
             
 
Mon, 15 Jun 2026 20:31:18 -0000
Message-ID:
             
 
<178155547845.97.292694002205962537@036035d08e94>
# Security update for openssl-1_0_0

Announcement ID: SUSE-SU-2026:2396-1  
Release Date: 2026-06-15T14:34:24Z  
Rating: important  
References:

  * bsc#1260442
  * bsc#1260443
  * bsc#1260446
  * bsc#1266340
  * bsc#1266341
  * bsc#1266342
  * bsc#1266349
  * bsc#1266357

  
Cross-References:

  * CVE-2026-28388
  * CVE-2026-28389
  * CVE-2026-34180
  * CVE-2026-42766
  * CVE-2026-45447
  * CVE-2026-7383
  * CVE-2026-9076

  
CVSS scores:

  * CVE-2026-28388 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28388 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28389 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-28389 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-28389 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-34180 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-34180 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-34180 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-42766 ( SUSE ):  6.8
    CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-42766 ( SUSE ):  5.7 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
  * CVE-2026-42766 ( 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
  * CVE-2026-7383 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-7383 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-7383 ( NVD ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-9076 ( SUSE ):  6.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2026-9076 ( SUSE ):  3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-9076 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
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 seven vulnerabilities and has one security fix can now be
installed.

## Description:

This update for openssl-1_0_0 fixes the following issues

  * CVE-2026-7383: Possible Heap Buffer Overflow in ASN.1 Multibyte String
    Conversion (bsc#1266340).
  * CVE-2026-9076: Out-of-Bounds Read in CMS Password-Based Decryption
    (bsc#1266341).
  * CVE-2026-28388: NULL Pointer Dereference When Processing a Delta CRL
    (bsc#1260442).
  * CVE-2026-28389: Possible NULL dereference when processing CMS
    KeyAgreeRecipientInfo (bsc#1260443).
  * CVE-2026-34180: Heap Buffer Over-read in ASN.1 Content Parsing
    (bsc#1266342).
  * CVE-2026-42766: Possible NULL Dereference in Password-Based CMS Decryption
    (bsc#1266349).
  * CVE-2026-45447: Heap Use-After-Free in OpenSSL PKCS7_verify() (bsc#1266357).
  * NULL pointer dereference when processing an OCSP response (bsc#1260446).

## 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-2026-2396=1

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2026-2396=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * openssl-1_0_0-debuginfo-1.0.2p-3.109.1
    * libopenssl1_0_0-hmac-1.0.2p-3.109.1
    * libopenssl-1_0_0-devel-1.0.2p-3.109.1
    * openssl-1_0_0-debugsource-1.0.2p-3.109.1
    * openssl-1_0_0-1.0.2p-3.109.1
    * libopenssl1_0_0-debuginfo-1.0.2p-3.109.1
    * libopenssl1_0_0-1.0.2p-3.109.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (noarch)
    * openssl-1_0_0-doc-1.0.2p-3.109.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS (s390x x86_64)
    * libopenssl1_0_0-debuginfo-32bit-1.0.2p-3.109.1
    * libopenssl-1_0_0-devel-32bit-1.0.2p-3.109.1
    * libopenssl1_0_0-hmac-32bit-1.0.2p-3.109.1
    * libopenssl1_0_0-32bit-1.0.2p-3.109.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * openssl-1_0_0-debuginfo-1.0.2p-3.109.1
    * libopenssl1_0_0-hmac-1.0.2p-3.109.1
    * libopenssl-1_0_0-devel-1.0.2p-3.109.1
    * openssl-1_0_0-debugsource-1.0.2p-3.109.1
    * libopenssl1_0_0-hmac-32bit-1.0.2p-3.109.1
    * openssl-1_0_0-1.0.2p-3.109.1
    * libopenssl1_0_0-debuginfo-1.0.2p-3.109.1
    * libopenssl-1_0_0-devel-32bit-1.0.2p-3.109.1
    * libopenssl1_0_0-32bit-1.0.2p-3.109.1
    * libopenssl1_0_0-debuginfo-32bit-1.0.2p-3.109.1
    * libopenssl1_0_0-1.0.2p-3.109.1
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (noarch)
    * openssl-1_0_0-doc-1.0.2p-3.109.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-28388.html
  * https://www.suse.com/security/cve/CVE-2026-28389.html
  * https://www.suse.com/security/cve/CVE-2026-34180.html
  * https://www.suse.com/security/cve/CVE-2026-42766.html
  * https://www.suse.com/security/cve/CVE-2026-45447.html
  * https://www.suse.com/security/cve/CVE-2026-7383.html
  * https://www.suse.com/security/cve/CVE-2026-9076.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1260442
  * https://bugzilla.suse.com/show_bug.cgi?id=1260443
  * https://bugzilla.suse.com/show_bug.cgi?id=1260446
  * https://bugzilla.suse.com/show_bug.cgi?id=1266340
  * https://bugzilla.suse.com/show_bug.cgi?id=1266341
  * https://bugzilla.suse.com/show_bug.cgi?id=1266342
  * https://bugzilla.suse.com/show_bug.cgi?id=1266349
  * https://bugzilla.suse.com/show_bug.cgi?id=1266357



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