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openSUSE: libmicrohttpd Important Buffer Overflow Patch 2025:4291-1

opensuse
Calendar Grey November 28, 2025
Dist Opensuse Esm H88
Critical update for libmicrohttpd addressing vulnerabilities in openSUSE. Patching is highly recommended.
An update that solves two vulnerabilities can now be installed.

Description

This update for libmicrohttpd fixes the following issues:

* CVE-2025-59777: Fixed NULL pointer dereference via specially crafted packet

sent by an attacker (bsc#1253177)

* CVE-2025-62689: Fixed heap-based buffer overflow via specially crafted

packet sent by an attacker (bsc#1253178)

Topics%20covered

Topics Covered

security advisory buffer overflow important null pointer OpenSUSE libmicrohttpd

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 15.6

zypper in -t patch SUSE-2025-4291=1 openSUSE-SLE-15.6-2025-4291=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-4291=1

* Basesystem Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-4291=1

* Desktop Applications Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP6-2025-4291=1

* Desktop Applications Module 15-SP7

zypper in -t patch SUSE-SLE-Module-Desktop-Applications-15-SP7-2025-4291=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* libmicrohttpd12-debuginfo-0.9.77-150600.3.3.1

* libmicrohttpd12-0.9.77-150600.3.3.1

* libmicrohttpd-devel-0.9.77-150600.3.3.1

* libmicrohttpd-debugsource-0.9.77-150600.3.3.1

* Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* libmicrohttpd12-debuginfo-0.9.77-150600.3.3.1

* libmicrohttpd12-0.9.77-150600.3.3.1

* libmicrohttpd-debugsource-0.9.77-150600.3.3.1

* Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)

* libmicrohttpd12-debuginfo-0.9.77-150600.3.3.1

* libmicrohttpd12-0.9.77-150600.3.3.1

* libmicrohttpd-debugsource-0.9.77-150600.3.3.1

* Desktop Applications Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* libmicrohttpd-devel-0.9.77-150600.3.3.1

* libmicrohttpd-debugsource-0.9.77-150600.3.3.1

* Desktop Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)

* libmicrohttpd-devel-0.9.77-150600.3.3.1

* libmicrohttpd-debugsource-0.9.77-150600.3.3.1

References

* bsc#1253177

* bsc#1253178

## References:

* https://www.suse.com/security/cve/CVE-2025-59777.html

* https://www.suse.com/security/cve/CVE-2025-62689.html

* https://bugzilla.suse.com/show_bug.cgi?id=1253177

* https://bugzilla.suse.com/show_bug.cgi?id=1253178

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:4291-1
Release Date: 2025-11-28T09:07:02Z
Affected Products: * Basesystem Module 15-SP6 * Basesystem Module 15-SP7 * Desktop Applications Module 15-SP6 * Desktop Applications Module 15-SP7 * openSUSE Leap 15.6 * SUSE Linux Enterprise Desktop 15 SP6 * SUSE Linux Enterprise Desktop 15 SP7 * SUSE Linux Enterprise Real Time 15 SP6 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP6 * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP6 * SUSE Linux Enterprise Server for SAP Applications 15 SP7

Topics%20covered

Topics Covered

security advisory buffer overflow important null pointer OpenSUSE libmicrohttpd

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