CVE-2023-41909

An issue was discovered in FRRouting FRR through 9.0. bgp_nlri_parse_flowspec in bgpd/bgp_flowspec.c processes malformed requests with no attributes, leading to a NULL pointer dereference.

Published: Sep 5, 2023
Updated: Sep 9, 2023
CVE: CVE-2023-41909
Severity: High
Exploit:

CVSS v3:

Severity: High
Score: 7.5
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWEs:

CWE-476

Affected Software
References

Software	From	Fixed in
frrouting / frrouting	-	9.0.x
debian / debian_linux	10.0	10.0.x
fedoraproject / fedora	37	37.x
fedoraproject / fedora	38	38.x
fedoraproject / fedora	39	39.x

https://github.com/FRRouting/frr/pull/13222/commits/cfd04dcb3e689754a72507d086ba3b9709fc5ed8
https://lists.debian.org/debian-lts-announce/2023/09/msg00020.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JLG64IF3FU7V76K4TKCCXVNEE6P2VUDO/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LMJNX44SMJM25JZO7XWHDQCOB4SNJPIE/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WXR6PIVY4SWO7HDT4EY733H4X32SCPM4/

Vulnerability Database

289,599

CVE-2023-41909