Medium severity6.5NVD Advisory· Published Jun 25, 2020· Updated Jun 17, 2026
CVE-2019-20892
CVE-2019-20892
Description
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
4- cpe:2.3:a:oracle:zfs_storage_appliance_kit:8.8:*:*:*:*:*:*:*
- net-snmp/net-snmpdescription
Patches
Vulnerability mechanics
References
8- github.com/net-snmp/net-snmp/commit/5f881d3bf24599b90d67a45cae7a3eb099cd71c9nvdPatchThird Party Advisory
- www.oracle.com/security-alerts/cpujan2021.htmlnvdPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2020/06/25/4nvdExploitMailing ListThird Party Advisory
- bugs.launchpad.net/ubuntu/+source/net-snmp/+bug/1877027nvdExploitIssue TrackingThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdExploitIssue TrackingThird Party Advisory
- sourceforge.net/p/net-snmp/bugs/2923/nvdExploitThird Party Advisory
- security.gentoo.org/glsa/202008-12nvdThird Party Advisory
- usn.ubuntu.com/4410-1/nvdThird Party Advisory
News mentions
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