CVE-2026-37457

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. 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 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/FRRouting/frr/commit/0e6882bc72c0278988a47b2f0f73b7a91099a25c Patch
Configurations

Configuration 1 (hide)

cpe:2.3:a:frrouting:frrouting:10.0:-:*:*:*:*:*:*
History

29 May 2026, 12:35

Type Values Removed Values Added
CPE cpe:2.3:a:frrouting:frrouting:10.0:-:*:*:*:*:*:*
References () https://github.com/FRRouting/frr/commit/0e6882bc72c0278988a47b2f0f73b7a91099a25c - () https://github.com/FRRouting/frr/commit/0e6882bc72c0278988a47b2f0f73b7a91099a25c - Patch
First Time Frrouting frrouting
Frrouting

01 May 2026, 19:16

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 7.5
CWE CWE-787

01 May 2026, 18:16

Type Values Removed Values Added
New CVE
Information

Published : 2026-05-01 18:16

Updated : 2026-05-29 12:35

NVD link : CVE-2026-37457

Mitre link : CVE-2026-37457

CVE.ORG link : CVE-2026-37457

JSON object : View

Products Affected

frrouting

  • frrouting
CWE
CWE-787

Out-of-bounds Write