Bug 2464548 (CVE-2026-37457) - CVE-2026-37457 frr: denial of service via crafted FlowSpec component
Summary: CVE-2026-37457 frr: denial of service via crafted FlowSpec component
Keywords:
Status: NEW
Alias: CVE-2026-37457
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2468134
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-05-01 18:01 UTC by OSIDB Bzimport
Modified: 2026-05-08 14:20 UTC (History)
2 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)

Description OSIDB Bzimport 2026-05-01 18:01:15 UTC 
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.
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