CVE-2022-44793 Null dereference in n/a

What is CVE-2022-44793?

CVE-2022-44793 is a medium-severity vulnerability in Debian Debian Linux, published on 7 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

handle_ipv6IpForwarding in agent/mibgroup/ip-mib/ip_scalars.c in Net-SNMP 5.4.3 through 5.9.3 has a NULL Pointer Exception bug that can be used by a remote attacker to cause the instance to crash via a crafted UDP packet, resulting in Denial of Service.

Weakness: CWE-476

Which versions are affected by CVE-2022-44793?

It affects 6 products.

Products include Debian Debian Linux, Net-Snmp Net-Snmp, Netapp H300s Firmware, Netapp H410s Firmware, Netapp H500s Firmware, Netapp H700s Firmware.

How do I fix CVE-2022-44793?

Apply the vendor's patch.

Is CVE-2022-44793 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-44793 exists.

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 ALPINE-CVE-2022-44793, AZL-11386, AZL-41810, DEBIAN-CVE-2022-44793, GHSA-gg4c-vq6j-h4hr, UBUNTU-CVE-2022-44793 and 1 more.