SUSE alert SUSE-SU-2026:1956-1 (mozjs78)

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OPENSUSE-SECURITY-UPDATES <null@suse.de>
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security-announce@lists.opensuse.org
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SUSE-SU-2026:1956-1: important: Security update for mozjs78
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Mon, 18 May 2026 12:30:24 -0000
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<177910742442.1910.6846682084373979540@dfa970252cab>
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Article
# Security update for mozjs78

Announcement ID: SUSE-SU-2026:1956-1  
Release Date: 2026-05-18T07:57:21Z  
Rating: important  
References:

  * bsc#1259713
  * bsc#1259728
  * bsc#1259731

  
Cross-References:

  * CVE-2026-32776
  * CVE-2026-32777
  * CVE-2026-32778

  
CVSS scores:

  * CVE-2026-32776 ( 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-2026-32776 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32776 ( NVD ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-32776 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32777 ( 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-2026-32777 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32777 ( NVD ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-32777 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32778 ( 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-2026-32778 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32778 ( NVD ):  2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-32778 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7
  * SUSE Package Hub 15 15-SP7

  
  
An update that solves three vulnerabilities can now be installed.

## Description:

This update for mozjs78 fixes the following issues

  * CVE-2026-32776: libexpat: NULL pointer dereference when processing empty
    external parameter entities inside an entity declaration value
    (bsc#1259728).
  * CVE-2026-32777: libexpat: denial of service due to infinite loop in DTD
    content parsing (bsc#1259713).
  * CVE-2026-32778: libexpat: NULL pointer dereference in `setContext` on retry
    after an out-of-memory condition (bsc#1259731).

## 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:

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2026-1956=1

  * SUSE Package Hub 15 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP7-2026-1956=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1956=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1956=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1956=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1956=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1956=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1956=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1956=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1956=1

## Package List:

  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Package Hub 15 15-SP7 (aarch64 ppc64le s390x x86_64)
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * mozjs78-devel-78.15.0-150400.3.17.1
    * libmozjs-78-0-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debuginfo-78.15.0-150400.3.17.1
    * mozjs78-debugsource-78.15.0-150400.3.17.1
    * libmozjs-78-0-78.15.0-150400.3.17.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-32776.html
  * https://www.suse.com/security/cve/CVE-2026-32777.html
  * https://www.suse.com/security/cve/CVE-2026-32778.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1259713
  * https://bugzilla.suse.com/show_bug.cgi?id=1259728
  * https://bugzilla.suse.com/show_bug.cgi?id=1259731



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