Linux · Debian · Security advisory · May 15, 2026

DEBIAN-CVE-2026-37458: frr security update

DEBIAN-CVE-2026-37458, released May 15, 2026, fixes 1 CVE in frr. None of them is reported as exploited. Patch Radar priority: Routine.

Routine
CVEs closed
1
None rated Critical
Exploited
0
None reported
Highest CVSS
6.5
Base score, 0 to 10
Highest EPSS
0.0025
16th percentile

Fixed package versions

ProductReleaseFixed in
frrDebian 12.15 (bookworm)8.4.4-1.1~deb12u2
frrDebian 13.5 (trixie)10.3-3+deb13u1
frrDebian 1410.6.0-2

CVEs this fix closes

PriorityCVETitleCVSSEPSSExploitation
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
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