Linux · SUSE Linux Enterprise · Security advisory · June 3, 2026

SUSE-SU-2026:22026-1: frr security update

SUSE-SU-2026:22026-1, released June 3, 2026, fixes 4 CVEs in frr (version 10.2.6-160000.1.1). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
4
None rated Critical
Exploited
0
None reported
Highest CVSS
7.5
Base score, 0 to 10
Highest EPSS
0.0039
33rd percentile

Priority of the 4 CVEs

Patch now 0 Urgent 0 High 1 Routine 3

Fixed package versions

ProductReleaseFixed in
frrsles 16.010.2.6-160000.1.1

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
High CVE-2026-37457 An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function (bgpd/bgp_flowspec_util.c) of FRRouting (FRR) stable/10.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted FlowSpec component.7.5 0.0039 None reported
Routine CVE-2026-5107 frr: Fixed an improper access controls in EVPN Type-2 Route Handler (bsc#1261013).4.2 0.0028 None reported
Routine CVE-2026-37458 Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows authenticated attackers to cause a Denial of Service (DoS) via supplying a crafted UPDATE message.6.5 0.0025 None reported
Routine CVE-2026-28532 frr: Harden TE/SR TLV iteration against malformed lengths (bsc#1263859).n/a 0.0023 None reported
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