CVE-2022-37035

HIGH

FRRouting 8.3 - Use-After-Free in BGP Packet Processing

Title source: llm
STIX 2.1

Description

An issue was discovered in bgpd in FRRouting (FRR) 8.3. In bgp_notify_send_with_data() and bgp_process_packet() in bgp_packet.c, there is a possible use-after-free due to a race condition. This could lead to Remote Code Execution or Information Disclosure by sending crafted BGP packets. User interaction is not needed for exploitation.

References (4)

Core 4

Scores

CVSS v3 8.1
EPSS 0.0192
EPSS Percentile 77.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-362
Status published
Products (1)
frrouting/frrouting 8.3
Published Aug 02, 2022
Tracked Since Feb 18, 2026