Critical severity9.8NVD Advisory· Published Nov 14, 2017· Updated May 13, 2026

CVE-2017-16820

Description

The csnmp_read_table function in snmp.c in the SNMP plugin in collectd before 5.6.3 is susceptible to a double free in a certain error case, which could lead to a crash (or potentially have other impact).

Affected products

Collectd/Collectd
cpe:2.3:a:collectd:collectd:*:*:*:*:*:*:*:*
Range: <5.6.3

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

github.com/collectd/collectd/commit/d16c24542b2f96a194d43a73c2e5778822b9cb47nvdIssue TrackingPatchThird Party Advisory
bugs.debian.org/881757nvdIssue TrackingThird Party Advisory
github.com/collectd/collectd/issues/2291nvdIssue TrackingThird Party Advisory
github.com/collectd/collectd/releases/tag/collectd-5.6.3nvdIssue TrackingThird Party Advisory
access.redhat.com/errata/RHSA-2018:0252nvd
access.redhat.com/errata/RHSA-2018:0299nvd
access.redhat.com/errata/RHSA-2018:0560nvd
access.redhat.com/errata/RHSA-2018:1605nvd
access.redhat.com/errata/RHSA-2018:2615nvd
security.gentoo.org/glsa/201803-10nvd

News mentions

No linked articles in our index yet.

cvss	0.637
epss	0.003
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000