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CVE-2019-20892

CVE-2019-20892

EPSS 2.3%
net-snmp before 5.8.1.pre1 has a double free in usm_free_usmStateReference in snmplib/snmpusm.c via an SNMPv3 GetBulk request. NOTE: this affects net-snmp packages shipped to end users by multiple Linux distributions, but might not affect an upstream release.
Affected products
n/a · n/a

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References
https://bugs.launchpad.net/ubuntu/+source/net-snmp/+bug/1877027https://bugzilla.redhat.com/show_bug.cgi?id=1663027https://github.com/net-snmp/net-snmp/commit/5f881d3bf24599b90d67a45cae7a3eb099cd71c9https://security.gentoo.org/glsa/202008-12https://sourceforge.net/p/net-snmp/bugs/2923/https://usn.ubuntu.com/4410-1/https://www.oracle.com/security-alerts/cpujan2021.htmlhttp://www.openwall.com/lists/oss-security/2020/06/25/4