collectd: double free in csnmp_read_table function in snmp.c
Published Nov 14, 2017
9.8
CRITICALCVSS 3.0
EPSS 4.00%
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
No data.
No data.
Red Hat Gluster Storage 3.4 for RHEL 7
collectd-0:5.7.2-3.1.el7rhgs
Fixed · RHSA-2018:2615
Red Hat OpenStack Platform 10.0 Operational Tools for RHEL 7
collectd-0:5.8.0-10.el7ost
Fixed · RHSA-2018:1605
Red Hat OpenStack Platform 10.0 Operational Tools for RHEL 7
intel-cmt-cat-0:1.0.1-1.el7ost
Fixed · RHSA-2018:1605
Red Hat OpenStack Platform 11.0 Operational Tools for RHEL 7
collectd-0:5.7.2-3.el7ost
Fixed · RHSA-2018:0299
Red Hat OpenStack Platform 12.0 Operational Tools for RHEL 7
collectd-0:5.7.2-3.el7ost
Fixed · RHSA-2018:0252
Red Hat Virtualization 4 for Red Hat Enterprise Linux 7
collectd-0:5.8.0-3.el7
Fixed · RHSA-2018:0560
Red Hat Virtualization Engine 4.1
collectd-0:5.8.0-3.el7
Fixed · RHSA-2018:0560
Red Hat Ceph Storage 2
collectd
Affected
Red Hat Ceph Storage 3
collectd
Affected
Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational Tools
collectd
Will not fix
Red Hat OpenStack Platform 8 (Liberty) Operational Tools
collectd
Will not fix
Red Hat OpenStack Platform 9 (Mitaka) Operational Tools
collectd
Will not fix
Red Hat Storage Console 2
collectd
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Gluster Storage 3.4 for RHEL 7 | collectd-0:5.7.2-3.1.el7rhgs | Fixed | RHSA-2018:2615 |
| Red Hat OpenStack Platform 10.0 Operational Tools for RHEL 7 | collectd-0:5.8.0-10.el7ost | Fixed | RHSA-2018:1605 |
| Red Hat OpenStack Platform 10.0 Operational Tools for RHEL 7 | intel-cmt-cat-0:1.0.1-1.el7ost | Fixed | RHSA-2018:1605 |
| Red Hat OpenStack Platform 11.0 Operational Tools for RHEL 7 | collectd-0:5.7.2-3.el7ost | Fixed | RHSA-2018:0299 |
| Red Hat OpenStack Platform 12.0 Operational Tools for RHEL 7 | collectd-0:5.7.2-3.el7ost | Fixed | RHSA-2018:0252 |
| Red Hat Virtualization 4 for Red Hat Enterprise Linux 7 | collectd-0:5.8.0-3.el7 | Fixed | RHSA-2018:0560 |
| Red Hat Virtualization Engine 4.1 | collectd-0:5.8.0-3.el7 | Fixed | RHSA-2018:0560 |
| Red Hat Ceph Storage 2 | collectd | Affected | n/a |
| Red Hat Ceph Storage 3 | collectd | Affected | n/a |
| Red Hat Enterprise Linux OpenStack Platform 7 (Kilo) Operational Tools | collectd | Will not fix | n/a |
| Red Hat OpenStack Platform 8 (Liberty) Operational Tools | collectd | Will not fix | n/a |
| Red Hat OpenStack Platform 9 (Mitaka) Operational Tools | collectd | Will not fix | n/a |
| Red Hat Storage Console 2 | collectd | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1 other source (Red Hat) ▾
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
AV:N/AC:L/Au:N/C:C/I:C/A:C
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (18 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 4.00% (0.03997) | 90.22th | v5 (v2026.06.15) |
| Jun 15, 2026 | 4.00% (0.03997) | 89.15th | v5 (v2026.06.15) |
| Mar 30, 2025 | 3.52% (0.03516) | 86.52th | v4 (v2025.03.14) |
| Mar 29, 2025 | 7.26% (0.07260) | 85.76th | v4 (v2025.03.14) |
| Mar 17, 2025 | 3.52% (0.03516) | 86.84th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.89% (0.00892) | 83.32th | v3 (v2023.03.01) |
| Mar 22, 2024 | 0.89% (0.00892) | 82.26th | v3 (v2023.03.01) |
| May 8, 2023 | 0.89% (0.00892) | 80.25th | v3 (v2023.03.01) |
| Apr 7, 2023 | 1.06% (0.01062) | 81.94th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.02% (0.01023) | 81.50th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.54% (0.01537) | 74.52th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.54% (0.01537) | 74.48th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.54% (0.01537) | 72.41th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.54% (0.01537) | 51.33th | v2 (v2022.01.01) |
| Feb 3, 2022 | 2.27% (0.02273) | 50.89th | v1 |
| Jan 6, 2022 | 2.27% (0.02273) | 50.38th | v1 |
| Sep 1, 2021 | 2.27% (0.02273) | 77.89th | v1 |
| Apr 14, 2021 | 2.27% (0.02273) | 0.00th | v1 |
References (14)
- https://access.redhat.com/errata/RHSA-2018:0252 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2018:0299 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2018:0560 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2018:1605 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/errata/RHSA-2018:2615 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2017-16820 Vendor Advisory
- https://bugs.debian.org/881757 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1516447 Issue Tracking
- https://github.com/collectd/collectd/commit/d16c24542b2f96a194d43a73c2e5778822b9cb47 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/collectd/collectd/issues/2291 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://github.com/collectd/collectd/releases/tag/collectd-5.6.3 x_refsource_CONFIRMIssue TrackingThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2017-16820
- https://security.gentoo.org/glsa/201803-10 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2017-16820
Change history (0)
No recorded changes yet.