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    CVE-2022-37035

    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.

    Published:Aug 2, 2022
    Last Modified:Nov 4, 2025
    EPS:Aug 2, 2022
    EPSS Score:0.0295
    CVSS Score:8.1

    Affected Products

    Vendor
    Frrouting
    Product
    Frrouting

    Exploits

    https://docs.google.com/document/d/1TqYEcZbFeDTMKe2N4XRFwyAjw_mynIHfvzwbx1fmJj8/edit?usp=sharinghttps://github.com/FRRouting/frr/issues/11698https://docs.google.com/document/d/1TqYEcZbFeDTMKe2N4XRFwyAjw_mynIHfvzwbx1fmJj8/edit?usp=sharinghttps://github.com/FRRouting/frr/issues/11698

    Related CVEs

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    CVE-2026-37459 (CVSS 7.5) — An integer underflow in FRRouting (FRR) stable/10.0 to stable/10.6 allows attackers to cause a Denial of Servi…
    CVE-2026-37458 (CVSS 6.5) — Missing input validation in the MP_REACH_NLRI component of FRRouting (FRR) stable/10.0 to stable/10.6 allows a…
    CVE-2026-37457 (CVSS 7.5) — An off-by-one out-of-bounds write vulnerability in the bgp_flowspec_op_decode() function (bgpd/bgp_flowspec_ut…
    CVE-2026-28532 (CVSS 6) — FRRouting before 10.5.3 contains an integer overflow vulnerability in seven OSPF Traffic Engineering and Segme…
    CVE-2026-5107 (CVSS 2.3) — A vulnerability has been found in FRRouting FRR up to 10.5.1. This affects the function process_type2_route of…
    CVE-2025-61103 (CVSS 7.5) — FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the show_vty_…
    CVE-2025-61106 (CVSS 7.5) — FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the show_vty_…
    CVE-2025-61104 (CVSS 7.5) — FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the show_vty_…
    CVE-2025-61107 (CVSS 7.5) — FRRouting/frr from v4.0 through v10.4.1 was discovered to contain a NULL pointer dereference via the show_vty_…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High