High severity · published Mar 3, 2022
CVE-2022-26126
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
7.8
CVSS
1.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FE
Fedora · Fedoraproject
34; 35; 36 · source: NVD
FR
Frrouting · Frrouting
before 8.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-26126
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-26126
Exploit
https://github.com/FRRouting/frr/issues/10505
lists.debian.org
https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MIEQNIWUSBQTFR65HM2LLIB7PH27CZUZ/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VTYSAL4QCE4XWMMBKUB7LSLPAFLWUML4/
lists.fedoraproject.org
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XUCZR6RYQVZ35BFUV7OLIUEHZW2433I2/
lists.debian.org
https://lists.debian.org/debian-lts-announce/2024/09/msg00007.html
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