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openSUSE Leap 15.3 FRRouting Moderate Null Pointer Dereference Issue 2121-1

opensuse
Calendar Grey May 29, 2026
Dist Opensuse Esm H88
An update for openSUSE Leap 15.3 addresses multiple moderate security issues in FRRouting software.
An update that solves 10 vulnerabilities can now be installed.

Description

This update for frr fixes the following issues:

* CVE-2025-61099: NULL Pointer Dereference in FRRouting (bsc#1252838).

* CVE-2025-61100: NULL Pointer Dereference in FRRouting (bsc#1252829).

* CVE-2025-61101: NULL Pointer Dereference in FRRouting (bsc#1252833).

* CVE-2025-61102: NULL Pointer Dereference in FRRouting (bsc#1252835).

* CVE-2025-61103: NULL pointer dereference in show_vty_ext_link_lan_adj_sid()

in ospf_ext.c (bsc#1252810).

* CVE-2025-61104: NULL pointer dereference in show_vty_unknown_tlv() in

ospf_ext.c (bsc#1252811).

* CVE-2025-61105: NULL pointer dereference in show_vty_link_info() in

ospf_ext.c (bsc#1252761).

* CVE-2025-61106: NULL pointer dereference in show_vty_ext_pref_pref_sid() in

ospf_ext.c (bsc#1252812).

* CVE-2025-61107: NULL pointer dereference in show_vty_ext_pref_pref_sid() in

ospf_ext.c (bsc#1252813).

* CVE-2026-5107: Improper access controls via bgpd EVPN and ENCAP/VNC packet

parsing (bsc#1261013).

Topics%20covered

Topics Covered

security advisory moderate access control null pointer OpenSUSE FRRouting

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 15.3

zypper in -t patch SUSE-2026-2121=1

Package List

* openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64 i586)

* libfrrfpm_pb0-debuginfo-7.4-150300.4.40.1

* frr-debuginfo-7.4-150300.4.40.1

* libfrrsnmp0-debuginfo-7.4-150300.4.40.1

* libfrrgrpc_pb0-debuginfo-7.4-150300.4.40.1

* libfrr_pb0-debuginfo-7.4-150300.4.40.1

* libfrrzmq0-debuginfo-7.4-150300.4.40.1

* frr-7.4-150300.4.40.1

* libfrrgrpc_pb0-7.4-150300.4.40.1

* libfrrcares0-7.4-150300.4.40.1

* libfrrsnmp0-7.4-150300.4.40.1

* libfrrospfapiclient0-7.4-150300.4.40.1

* frr-debugsource-7.4-150300.4.40.1

* libmlag_pb0-7.4-150300.4.40.1

* libfrrfpm_pb0-7.4-150300.4.40.1

* libfrr0-7.4-150300.4.40.1

* libfrr_pb0-7.4-150300.4.40.1

* libfrr0-debuginfo-7.4-150300.4.40.1

* libfrrcares0-debuginfo-7.4-150300.4.40.1

* libfrrospfapiclient0-debuginfo-7.4-150300.4.40.1

* frr-devel-7.4-150300.4.40.1

* libmlag_pb0-debuginfo-7.4-150300.4.40.1

* libfrrzmq0-7.4-150300.4.40.1

References

* bsc#1252761

* bsc#1252810

* bsc#1252811

* bsc#1252812

* bsc#1252813

* bsc#1252829

* bsc#1252833

* bsc#1252835

* bsc#1252838

* bsc#1261013

## References:

* https://www.suse.com/security/cve/CVE-2025-61099.html

* https://www.suse.com/security/cve/CVE-2025-61100.html

* https://www.suse.com/security/cve/CVE-2025-61101.html

* https://www.suse.com/security/cve/CVE-2025-61102.html

* https://www.suse.com/security/cve/CVE-2025-61103.html

* https://www.suse.com/security/cve/CVE-2025-61104.html

* https://www.suse.com/security/cve/CVE-2025-61105.html

* https://www.suse.com/security/cve/CVE-2025-61106.html

* https://www.suse.com/security/cve/CVE-2025-61107.html

* https://www.suse.com/security/cve/CVE-2026-5107.html

* https://bugzilla.suse.com/show_bug.cgi?id=1252761

* https://bugzilla.suse.com/show_bug.cgi?id=1252810

* https://bugzilla.suse.com/show_bug.cgi?id=1252811

* https://bugzilla.suse.com/show_bug.cgi?id=1252812

* https://bugzilla.suse.com/show_bug.cgi?id=1252813

* https://bugzilla.suse.com/show_bug.cgi?id=1252829

*...

Read the Full Advisory

Severity
moderate
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2121-1
Release Date: 2026-05-29T15:36:42Z
Affected Products: * openSUSE Leap 15.3

Topics%20covered

Topics Covered

security advisory moderate access control null pointer OpenSUSE FRRouting

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