CVE-2024-31948
First published: Sun Apr 07 2024(Updated: )
In FRRouting (FRR) through 9.1, an attacker using a malformed Prefix SID attribute in a BGP UPDATE packet can cause the bgpd daemon to crash.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/frr | <=7.5.1-1.1+deb11u2<=8.4.4-1.1~deb12u1 | 7.5.1-1.1+deb11u4 10.2.1-2 |
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Reference Links
- https://github.com/FRRouting/frr/pull/15628
- https://github.com/FRRouting/frr/pull/15628/commits/ba6a8f1a31e1a88df2de69ea46068e8bd9b97138
- https://lists.debian.org/debian-lts-announce/2024/04/msg00019.html
- https://launchpad.net/bugs/cve/CVE-2024-31948
- https://github.com/FRRouting/frr/commit/ba6a8f1a31e1a88df2de69ea46068e8bd9b97138
- https://github.com/FRRouting/frr/commit/babb23b74855e23c987a63f8256d24e28c044d07
- https://security-tracker.debian.org/tracker/CVE-2024-31948
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-31948
- https://nvd.nist.gov/vuln/detail/CVE-2024-31948
- https://ubuntu.com/security/CVE-2024-31948
Frequently Asked Questions
What is the severity of CVE-2024-31948?
CVE-2024-31948 has a severity rating that may lead to a denial of service by crashing the bgpd daemon.
How do I fix CVE-2024-31948?
To fix CVE-2024-31948, upgrade to the fixed versions of the FRRouting package, specifically 7.5.1-1.1+deb11u4 or 10.2.1-2.
Which software is affected by CVE-2024-31948?
CVE-2024-31948 affects the FRRouting (FRR) versions up to 9.1 on Debian systems.
What types of attacks can exploit CVE-2024-31948?
CVE-2024-31948 can be exploited through malformed Prefix SID attributes in BGP UPDATE packets.
What components are impacted by CVE-2024-31948?
The bgpd daemon in FRRouting is the component impacted by CVE-2024-31948, leading to potential crashes.
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