Double Free Affecting collectd package, versions <5.8.0-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN10-COLLECTD-312122
- published14 Nov 2017
- disclosed14 Nov 2017
Introduced: 14 Nov 2017
CVE-2017-16820 (opens in a new tab)How to fix?
Upgrade Debian:10 collectd to version 5.8.0-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream collectd package and not the collectd package as distributed by Debian.
See How to fix? for Debian:10 relevant fixed versions and status.
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).
References
- https://security-tracker.debian.org/tracker/CVE-2017-16820
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16820
- https://bugs.debian.org/881757
- https://security.gentoo.org/glsa/201803-10
- https://github.com/collectd/collectd/commit/d16c24542b2f96a194d43a73c2e5778822b9cb47
- https://github.com/collectd/collectd/issues/2291
- https://github.com/collectd/collectd/releases/tag/collectd-5.6.3
- https://access.redhat.com/errata/RHSA-2018:0252
- https://access.redhat.com/errata/RHSA-2018:0299
- https://access.redhat.com/errata/RHSA-2018:0560
- https://access.redhat.com/errata/RHSA-2018:1605
- https://access.redhat.com/errata/RHSA-2018:2615
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-16820