SUSE alert SUSE-SU-2026:3470-1 (spice-vdagent)

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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-2026:3470-1: important: Security update for spice-vdagent
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Tue, 04 Aug 2026 08:36:57 -0000
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<178583261747.6741.13856484720604268740@dac66d42c24b>
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Article
# Security update for spice-vdagent

Announcement ID: SUSE-SU-2026:3470-1  
Release Date: 2026-08-03T16:42:20Z  
Rating: important  
References:

  * bsc#1269553
  * bsc#1269554

  
Cross-References:

  * CVE-2026-57965
  * CVE-2026-57966

  
CVSS scores:

  * CVE-2026-57965 ( SUSE ):  5.2
    CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
  * CVE-2026-57965 ( SUSE ):  7.8 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-57965 ( NVD ):  5.1 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:H
  * CVE-2026-57966 ( SUSE ):  6.3
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:H
  * CVE-2026-57966 ( SUSE ):  8.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
  * CVE-2026-57966 ( NVD ):  4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

  
Affected Products:

  * openSUSE Leap 15.3
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for spice-vdagent fixes the following issues:

  * CVE-2026-57965: integer overflow in `udscs_write()` can lead to heap buffer
    overflow (bsc#1269553).
  * CVE-2026-57966: improper sanitization allows a compromised SPICE host to
    write arbitrary files to any location on the guest operating system
    (bsc#1269554).

## 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 for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-3470=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-3470=1

  * openSUSE Leap 15.3  
    zypper in -t patch SUSE-2026-3470=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-3470=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-3470=1

## Package List:

  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * spice-vdagent-debugsource-0.21.0-150300.3.6.1
    * spice-vdagent-debuginfo-0.21.0-150300.3.6.1
    * spice-vdagent-0.21.0-150300.3.6.1
  * openSUSE Leap 15.3 (aarch64 i586 ppc64le s390x x86_64)
    * spice-vdagent-debugsource-0.21.0-150300.3.6.1
    * spice-vdagent-debuginfo-0.21.0-150300.3.6.1
    * spice-vdagent-0.21.0-150300.3.6.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * spice-vdagent-0.21.0-150300.3.6.1
    * spice-vdagent-debuginfo-0.21.0-150300.3.6.1
    * spice-vdagent-debugsource-0.21.0-150300.3.6.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * spice-vdagent-debugsource-0.21.0-150300.3.6.1
    * spice-vdagent-debuginfo-0.21.0-150300.3.6.1
    * spice-vdagent-0.21.0-150300.3.6.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * spice-vdagent-debugsource-0.21.0-150300.3.6.1
    * spice-vdagent-debuginfo-0.21.0-150300.3.6.1
    * spice-vdagent-0.21.0-150300.3.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-57965.html
  * https://www.suse.com/security/cve/CVE-2026-57966.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1269553
  * https://bugzilla.suse.com/show_bug.cgi?id=1269554



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