CVE-2023-41358 Null dereference in n/a

What is CVE-2023-41358?

CVE-2023-41358 is a high-severity vulnerability in Debian Debian Linux, published on 29 Aug 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue was discovered in FRRouting FRR through 9.0. bgpd/bgp_packet.c processes NLRIs if the attribute length is zero.

Weakness: CWE-476

Which versions are affected by CVE-2023-41358?

It affects 3 products.

Products include Debian Debian Linux, Fedoraproject Fedora, Frrouting Frrouting.

How do I fix CVE-2023-41358?

Apply the vendor's patch.

Is CVE-2023-41358 being exploited?

There is no known exploitation of CVE-2023-41358 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as AZL-28616, DEBIAN-CVE-2023-41358, GHSA-wpmx-4jmr-jx6r, UBUNTU-CVE-2023-41358.