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Debian 10: DLA-3270-1 Critical: Net-Snmp NULL Dereference Threat

debian lts
Calendar Grey January 15, 2023
Dist Debian Esm H88
Unveil enhancements for net-snmp that tackle NULL pointer dereferencing vulnerabilities, aimed at averting denial of service scenarios on Debian operating systems.
menglong2234 discovered NULL pointer exceptions in net-snmp, a suite of Simple Network Management Protocol applications, which could could result in debian of service
Topics%20covered

Topics Covered

security advisory denial of service critical software update debian net-snmp NULL dereference

Summary

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


Severity
critical
Lowest
Low
Medium
High
Critical

Package: net-snmp
Version: 5.7.3+dfsg-5+deb10u4
CVE ID: CVE-2022-44792 CVE-2022-44793
Debian Bug: 1024020

Topics%20covered

Topics Covered

security advisory denial of service critical software update debian net-snmp NULL dereference

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