SUSE-SU-2026:4039-1: important: Security update for openssl-3

SLE-SECURITY-UPDATES null at suse.de
Mon Sep 7 20:44:10 UTC 2026


# Security update for openssl-3

Announcement ID: SUSE-SU-2026:4039-1  
Release Date: 2026-09-07T08:29:22Z  
Rating: important  
References:

  * bsc#1266343
  * bsc#1274774
  * bsc#1274777
  * bsc#1274788
  * bsc#1274790
  * bsc#1274791
  * bsc#1274792
  * bsc#1274795
  * bsc#1274796
  * bsc#1274797
  * bsc#1274798
  * bsc#1275837

  
Cross-References:

  * CVE-2026-14456
  * CVE-2026-14457
  * CVE-2026-18798
  * CVE-2026-34181
  * CVE-2026-54874
  * CVE-2026-63072
  * CVE-2026-63073
  * CVE-2026-63074
  * CVE-2026-63075
  * CVE-2026-63076
  * CVE-2026-75803

  
CVSS scores:

  * CVE-2026-14456 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-14456 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-14457 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-14457 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-18798 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-18798 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-34181 ( SUSE ):  2.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-34181 ( SUSE ):  3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
  * CVE-2026-34181 ( NVD ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-54874 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-54874 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * 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
  * CVE-2026-63073 ( SUSE ):  4.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2026-63073 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-63074 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-63074 ( NVD ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-63075 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-63075 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-63076 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-63076 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-75803 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
  * CVE-2026-75803 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

  
Affected Products:

  * Basesystem Module 15-SP7
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves 11 vulnerabilities and has one security fix can now be
installed.

## Description:

This update for openssl-3 fixes the following issues:

August 2026 release.

  * CVE-2026-14456: unbounded memory growth in QUIC server incoming channel
    queue (bsc#1274791).
  * CVE-2026-14457: RPK server signature algorithm selection can dereference a
    missing certificate (bsc#1274792).
  * CVE-2026-18798: QUIC server may trigger double free when processing INITIAL
    packet (bsc#1274777).
  * CVE-2026-34181: PKCS#12 files with PBMAC1 are accepted with short HMAC keys
    (bsc#1266343).
  * CVE-2026-54874: excessive Memory Use Buffering DTLS Records for a Future
    Epoch (bsc#1274795).
  * CVE-2026-63072: heap buffer overflow in CMS key unwrapping (bsc#1274788).
  * CVE-2026-63073: untrusted sender DN used as format string in CMP response
    validation (bsc#1274796).
  * CVE-2026-63074: CMP indefinite cache growth of `ExtraCerts` (bsc#1274797).
  * CVE-2026-63075: QUIC ACK-only packet retention can cause memory exhaustion
    (bsc#1274798).
  * CVE-2026-63076: invalid pointer dereference in CMP server via crafted
    `protectionAlg` (bsc#1274790).
  * CVE-2026-75803: AEAD forgeries with empty ciphertext when using
    `EVP_Cipher()` (bsc#1275837).

## 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:

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-4039=1

## Package List:

  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libopenssl3-3.5.0-150700.5.50.1
    * openssl-3-debuginfo-3.5.0-150700.5.50.1
    * openssl-3-3.5.0-150700.5.50.1
    * libopenssl-3-fips-provider-debuginfo-3.5.0-150700.5.50.1
    * openssl-3-debugsource-3.5.0-150700.5.50.1
    * libopenssl3-debuginfo-3.5.0-150700.5.50.1
    * libopenssl-3-devel-3.5.0-150700.5.50.1
    * libopenssl-3-fips-provider-3.5.0-150700.5.50.1
  * Basesystem Module 15-SP7 (x86_64)
    * libopenssl-3-fips-provider-32bit-3.5.0-150700.5.50.1
    * libopenssl3-32bit-3.5.0-150700.5.50.1
    * libopenssl3-32bit-debuginfo-3.5.0-150700.5.50.1
    * libopenssl-3-fips-provider-32bit-debuginfo-3.5.0-150700.5.50.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-14456.html
  * https://www.suse.com/security/cve/CVE-2026-14457.html
  * https://www.suse.com/security/cve/CVE-2026-18798.html
  * https://www.suse.com/security/cve/CVE-2026-34181.html
  * https://www.suse.com/security/cve/CVE-2026-54874.html
  * https://www.suse.com/security/cve/CVE-2026-63072.html
  * https://www.suse.com/security/cve/CVE-2026-63073.html
  * https://www.suse.com/security/cve/CVE-2026-63074.html
  * https://www.suse.com/security/cve/CVE-2026-63075.html
  * https://www.suse.com/security/cve/CVE-2026-63076.html
  * https://www.suse.com/security/cve/CVE-2026-75803.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1266343
  * https://bugzilla.suse.com/show_bug.cgi?id=1274774
  * https://bugzilla.suse.com/show_bug.cgi?id=1274777
  * https://bugzilla.suse.com/show_bug.cgi?id=1274788
  * https://bugzilla.suse.com/show_bug.cgi?id=1274790
  * https://bugzilla.suse.com/show_bug.cgi?id=1274791
  * https://bugzilla.suse.com/show_bug.cgi?id=1274792
  * https://bugzilla.suse.com/show_bug.cgi?id=1274795
  * https://bugzilla.suse.com/show_bug.cgi?id=1274796
  * https://bugzilla.suse.com/show_bug.cgi?id=1274797
  * https://bugzilla.suse.com/show_bug.cgi?id=1274798
  * https://bugzilla.suse.com/show_bug.cgi?id=1275837

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