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openSUSE Leap 15.4: python-pycares Moderate Update for CVE-2025-48945

opensuse
Calendar Grey September 26, 2025
Dist Opensuse Esm H88
This notice highlights a significant buffer overflow vulnerability in python-pycares that impacts various Linux distributions. Urgent remediation is recommended.
An update that solves one vulnerability and contains two features can now be installed.

Description

This update for python-pycares fixes the following issues:

Update to version 4.10.0 (jsc#PED-13442):

* CVE-2025-48945: Fixed use-after-free vulnerability may have led to a crash

(bsc#1244691).

Topics%20covered

Topics Covered

security advisory moderate DoS OpenSUSE use-after-free python-pycares

Patch

## 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-2025-3354=1

* openSUSE Leap 15.6

zypper in -t patch openSUSE-SLE-15.6-2025-3354=1

* Python 3 Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Python3-15-SP6-2025-3354=1

* Python 3 Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Python3-15-SP7-2025-3354=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-3354=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-3354=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2025-3354=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5

zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2025-3354=1

*...

Read the Full Advisory

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* python-pycares-debugsource-4.10.0-150400.9.8.1

* python311-pycares-4.10.0-150400.9.8.1

* python311-pycares-debuginfo-4.10.0-150400.9.8.1

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)

* python-pycares-debugsource-4.10.0-150400.9.8.1

* python311-pycares-4.10.0-150400.9.8.1

* python311-pycares-debuginfo-4.10.0-150400.9.8.1

* Python 3 Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* python-pycares-debugsource-4.10.0-150400.9.8.1

* python311-pycares-4.10.0-150400.9.8.1

* python311-pycares-debuginfo-4.10.0-150400.9.8.1

* Python 3 Module 15-SP7 (aarch64 ppc64le s390x x86_64)

* python-pycares-debugsource-4.10.0-150400.9.8.1

* python311-pycares-4.10.0-150400.9.8.1

* python311-pycares-debuginfo-4.10.0-150400.9.8.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64

x86_64)

* python-pycares-debugsource-4.10.0-150400.9.8.1

* python311-pycares-4.10.0-150400.9.8.1

* python311-pycares-debuginfo-4.10.0-150400.9.8.1

* SUSE Linux Enterprise...

Read the Full Advisory

References

* bsc#1244691

* jsc#PED-13442

* jsc#PED-13443

## References:

* https://www.suse.com/security/cve/CVE-2025-48945.html

* https://bugzilla.suse.com/show_bug.cgi?id=1244691

* https://jira.suse.com/login.jsp?permissionViolation=true&os_destination=%2Fbrowse%2FPED-13442&page_caps=&user_role=

* https://jira.suse.com/login.jsp?permissionViolation=true&os_destination=%2Fbrowse%2FPED-13443&page_caps=&user_role=

Announcement ID: SUSE-SU-2025:03354-1
Release Date: 2025-09-25T13:30:03Z
Affected Products: * openSUSE Leap 15.4 * openSUSE Leap 15.6 * Python 3 Module 15-SP6 * Python 3 Module 15-SP7 * SUSE Linux Enterprise Desktop 15 SP6 * 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 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 SP6 * 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 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

Topics%20covered

Topics Covered

security advisory moderate DoS OpenSUSE use-after-free python-pycares

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