CVE-2022-26126

Published: Mar 3, 2022Modified: Jun 17, 2026

7.8

Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Exploitability: 1.8 / Impact: 5.9

Source: NVD

Description

Buffer overflow vulnerabilities exist in FRRouting through 8.1.0 due to the use of strdup with a non-zero-terminated binary string in isis_nb_notifications.c.

Affected (4)

Products: Frrouting: Frrouting · Fedoraproject: Fedora

1 product

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Frrouting Frrouting	Before 8.2

Configuration B

3 vulnerable

Vulnerable Software	Affected Versions
Fedoraproject Fedora	Version 34
Fedoraproject Fedora	Version 35
Fedoraproject Fedora	Version 36

Related CWEs

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

References (11)

https://github.com/FRRouting/frr/issues/10505

Source: secalert@redhat.com

ExploitIssue TrackingThird Party Advisory

https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html

Source: secalert@redhat.com

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MIEQNIWUSBQTFR65HM2LLIB7PH27CZUZ/

Source: secalert@redhat.com

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VTYSAL4QCE4XWMMBKUB7LSLPAFLWUML4/

Source: secalert@redhat.com

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XUCZR6RYQVZ35BFUV7OLIUEHZW2433I2/

Source: secalert@redhat.com

https://github.com/FRRouting/frr/issues/10505