CVE-2022-26126: Buffer Overflow
First published: Thu Mar 03 2022(Updated: )
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.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Frrouting Frrouting | <8.2 | |
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 | |
| Fedoraproject Fedora | =36 | |
| debian/frr | <=7.5.1-1.1+deb11u2 | 7.5.1-1.1+deb11u3 8.4.4-1.1~deb12u1 10.1.1-0.1 10.2-2 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- https://github.com/FRRouting/frr/issues/10505
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MIEQNIWUSBQTFR65HM2LLIB7PH27CZUZ/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VTYSAL4QCE4XWMMBKUB7LSLPAFLWUML4/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XUCZR6RYQVZ35BFUV7OLIUEHZW2433I2/
- https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MIEQNIWUSBQTFR65HM2LLIB7PH27CZUZ/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VTYSAL4QCE4XWMMBKUB7LSLPAFLWUML4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XUCZR6RYQVZ35BFUV7OLIUEHZW2433I2/
- https://launchpad.net/bugs/cve/CVE-2022-26126
- https://github.com/FRRouting/frr/pull/10566
- https://security-tracker.debian.org/tracker/CVE-2022-26126
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-26126
- https://nvd.nist.gov/vuln/detail/CVE-2022-26126
- https://ubuntu.com/security/CVE-2022-26126
Frequently Asked Questions
What is CVE-2022-26126?
CVE-2022-26126 is a vulnerability in FRRouting through 8.1.0 that allows buffer overflow due to the use of strdup with a non-zero-terminated binary string in isis_nb_notifications.c.
What software versions are affected by CVE-2022-26126?
FRRouting versions up to 8.1.0 are affected by CVE-2022-26126.
What is the severity of CVE-2022-26126?
CVE-2022-26126 has a severity level of 7.8 (High).
How can I fix CVE-2022-26126?
To fix CVE-2022-26126, update FRRouting to version 8.4.4-1.1~deb12u1 or later.
Can Fedora users be affected by CVE-2022-26126?
Yes, Fedora users running versions 34, 35, or 36 are also affected by CVE-2022-26126.
- collector/nvd-index
- agent/type
- agent/weakness
- agent/severity
- agent/first-publish-date
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/author
- agent/remedy
- agent/description
- collector/launchpad-cve
- source/Launchpad
- collector/nvd-cve
- agent/event
- agent/references
- agent/tags
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- collector/security-tracker-debian
- source/Debian
- agent/softwarecombine
- collector/usn-cve
- source/Ubuntu
- vendor/frrouting
- canonical/frrouting frrouting
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/34
- version/fedoraproject fedora/35
- version/fedoraproject fedora/36
- package-manager/debian