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Debian LTS Advisory DLA-3270-1                debian-lts@lists.debian.org
https://www.debian.org/lts/security/                       Guilhem Moulin
January 15, 2023                              https://wiki.debian.org/LTS
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Package        : net-snmp
Version        : 5.7.3+dfsg-5+deb10u4
CVE ID         : CVE-2022-44792 CVE-2022-44793
Debian Bug     : 1024020

menglong2234 discovered NULL pointer exceptions in net-snmp, a suite of
Simple Network Management Protocol applications, which could could
result in debian of service.

CVE-2022-44792

    A remote attacker (with write access) could trigger a NULL
    dereference while handling ipDefaultTTL via a crafted UDP packet.

CVE-2022-44793

    A remote attacker (with write access) could trigger a NULL
    dereference while handling ipv6IpForwarding via a crafted UDP
    packet.

For Debian 10 buster, these problems have been fixed in version
5.7.3+dfsg-5+deb10u4.

We recommend that you upgrade your net-snmp packages.

For the detailed security status of net-snmp please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/net-snmp

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS