A Net-SNMP security update has been released for Ubuntu Linux 18.04 LTS, 20.04 LTS, and 22.04 LTS.
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Ubuntu Security Notice USN-5543-1
August 01, 2022
net-snmp vulnerabilities
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
Summary:
Several security issues were fixed in Net-SNMP.
Software Description:
- net-snmp: SNMP (Simple Network Management Protocol) server and applications
Details:
Yu Zhang and Nanyu Zhong discovered that Net-SNMP incorrectly handled
memory operations when processing certain requests. A remote attacker could
use this issue to cause Net-SNMP to crash, resulting in a denial of
service, or possibly execute arbitrary code.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 22.04 LTS:
libsnmp-perl 5.9.1+dfsg-1ubuntu2.2
libsnmp40 5.9.1+dfsg-1ubuntu2.2
snmp 5.9.1+dfsg-1ubuntu2.2
snmpd 5.9.1+dfsg-1ubuntu2.2
Ubuntu 20.04 LTS:
libsnmp-perl 5.8+dfsg-2ubuntu2.4
libsnmp35 5.8+dfsg-2ubuntu2.4
snmp 5.8+dfsg-2ubuntu2.4
snmpd 5.8+dfsg-2ubuntu2.4
Ubuntu 18.04 LTS:
libsnmp-perl 5.7.3+dfsg-1.8ubuntu3.7
libsnmp30 5.7.3+dfsg-1.8ubuntu3.7
snmp 5.7.3+dfsg-1.8ubuntu3.7
snmpd 5.7.3+dfsg-1.8ubuntu3.7
After a standard system update you need to restart snmpd to make all the
necessary changes.
References:
https://ubuntu.com/security/notices/USN-5543-1
CVE-2022-24805, CVE-2022-24806, CVE-2022-24807, CVE-2022-24808,
CVE-2022-24809, CVE-2022-24810
Package Information:
https://launchpad.net/ubuntu/+source/net-snmp/5.9.1+dfsg-1ubuntu2.2
https://launchpad.net/ubuntu/+source/net-snmp/5.8+dfsg-2ubuntu2.4
https://launchpad.net/ubuntu/+source/net-snmp/5.7.3+dfsg-1.8ubuntu3.7
