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Ubuntu: USN-5685-1 (CVE-2022-37035): FRR vulnerabilities

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Ubuntu: USN-5685-1 (CVE-2022-37035): FRR vulnerabilities

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
08/02/2022
Created
10/20/2022
Added
10/19/2022
Modified
03/22/2023

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.

Solution(s)

  • ubuntu-upgrade-frr

References

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