← back
CVE-2026-37457

CVE-2026-37457

CVSS 7.5 HIGHEPSS 0.4%CWE-787
Vexday Risk Score
21Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 7.5EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
01 May 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
n/a · n/a
References
https://access.redhat.com/errata/RHSA-2026:24340https://access.redhat.com/errata/RHSA-2026:24347https://access.redhat.com/errata/RHSA-2026:24370https://access.redhat.com/errata/RHSA-2026:24371https://access.redhat.com/security/cve/CVE-2026-37457https://bugzilla.redhat.com/show_bug.cgi?id=2464548https://github.com/FRRouting/frr/commit/0e6882bc72c0278988a47b2f0f73b7a91099a25chttps://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-37457.json