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openSUSE Leap 16.0 frr Important Access Control Issues Fix 2026-20898-1

opensuse
Calendar Grey June 5, 2026
Dist Opensuse Esm H88
This update addresses important security issues in frr for openSUSE, fixing 4 vulnerabilities and enhancing system protection.
An update that solves 4 vulnerabilities and has 4 bug fixes can now be installed.

Description

This update for frr fixes the following issues:

- CVE-2026-5107: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013).

- CVE-2026-28532: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859).

- CVE-2026-37457: Fix off-by-one error in FlowSpec operator array bounds check (bsc#1263863).

- CVE-2026-37458: Validate MP_REACH_NLRI attribute against incorrect next-hop (bsc#1263974).

Patch instructions:

To install this openSUSE security 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 16.0

zypper in -t patch openSUSE-Leap-16.0-884=1

Topics%20covered

Topics Covered

security advisory security issue access control important OpenSUSE frr

Patch

Package List

- openSUSE Leap 16.0:

frr-10.2.6-160000.1.1

frr-devel-10.2.6-160000.1.1

libfrr0-10.2.6-160000.1.1

libfrr_pb0-10.2.6-160000.1.1

libfrrcares0-10.2.6-160000.1.1

libfrrfpm_pb0-10.2.6-160000.1.1

libfrrospfapiclient0-10.2.6-160000.1.1

libfrrsnmp0-10.2.6-160000.1.1

libfrrzmq0-10.2.6-160000.1.1

libmgmt_be_nb0-10.2.6-160000.1.1

References

* bsc#1261013

* bsc#1263859

* bsc#1263863

* bsc#1263974

References:

* https://www.suse.com/security/cve/CVE-2026-28532.html

* https://www.suse.com/security/cve/CVE-2026-37457.html

* https://www.suse.com/security/cve/CVE-2026-37458.html

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2026:20898-1
Rating: important
Affected Products: openSUSE Leap 16.0 -------------------------------------------------------------

Topics%20covered

Topics Covered

security advisory security issue access control important OpenSUSE frr

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