Buffer overflow in the lldp_decode function in daemon/protocols/lldp.c in lldpd before…
Priority MEDIUM 50CWE-120Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 12 fixed, 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-120 and the CVSS impact.
Summary
Buffer overflow in the lldp_decode function in daemon/protocols/lldp.c in lldpd before 0.8.0 allows remote attackers to cause a denial of service (daemon crash) and possibly execute arbitrary code via vectors involving large management addresses and TLV boundaries.
Why it matters now
EPSS 0.05473 92nd percentileScored 2026-11-07
Fix Partial Red Hat: 7 advisoriesRed Hat: 12 fixed, 2 without a fix
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:lldpd_project:lldpd:*:*:*:*:*:*:*:* | 0.5.6 to before 0.8.0 | Vulnerable | Lldpd Project |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | 10.0 | Vulnerable | Debian |
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* | 33 | Vulnerable | Fedoraproject |
- cpe:2.3:a:lldpd_project:lldpd:*:*:*:*:*:*:*:* Versions 0.5.6 to before 0.8.0 Vulnerable ·Lldpd Project
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* Versions 33 Vulnerable ·Fedoraproject
Remediation
Red Hat 7 advisories
- RHSA-2021:2205 Released 2021-06-02 · Red Hat rating ImportantRed Hat OpenStack Platform 10.0 (openvswitch) security update
- OpenStack 10.0 Tools for RHEL 7 openvswitch-2.9.9-1.el7fdp, openvswitch-test-2.9.9-1.el7fdp
- Red Hat OpenStack Platform 10.0 openvswitch-2.9.9-1.el7fdp, openvswitch-devel-2.9.9-1.el7fdp, python-openvswitch-2.9.9-1.el7fdp
- RHSA-2021:2077 Released 2021-05-20 · Red Hat rating Importantopenvswitch security update
- Fast Datapath for Red Hat Enterprise Linux 7 openvswitch-2.9.9-1.el7fdp, openvswitch-devel-2.9.9-1.el7fdp, openvswitch-test-2.9.9-1.el7fdp +1
- Red Hat Virtualization 4.2 Management Agent for RHEL 7.6 EUS Hosts openvswitch-2.9.9-1.el7fdp, openvswitch-devel-2.9.9-1.el7fdp, python-openvswitch-2.9.9-1.el7fdp
- RHSA-2021:0988 Released 2021-03-25 · Red Hat rating Moderaterhvm-appliance security, bug fix, and enhancement update
- Red Hat Virtualization 4 Hypervisor for RHEL 8 rhvm-appliance-2:4.4-20210310.0.el8ev
- Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts rhvm-appliance-2:4.4-20210310.0.el8ev
Show 4 more Red Hat advisories
- RHSA-2021:0931 Released 2021-03-18 · Red Hat rating Importantopenvswitch2.11 and ovn2.11 security update
- Red Hat OpenStack Platform 13.0 openvswitch-selinux-extra-policy-1.0-17.el7fdp, openvswitch2.11-2.11.3-77.el7fdp, openvswitch2.11-devel-2.11.3-77.el7fdp +6
- RHSA-2021:0028 Released 2021-01-06 · Red Hat rating ImportantRed Hat Virtualization security, bug fix, and enhancement update
- RHEL 7-based RHEV-H for RHEV 4 (build requirements) redhat-virtualization-host-4.3.12-20201216.0.el7_9, redhat-virtualization-host-image-update-4.3.12-20201216.0.el7_9
- RHV-M 4.3 openvswitch2.11-2.11.3-77.el7fdp, openvswitch2.11-devel-2.11.3-77.el7fdp, ovn2.11-2.11.1-56.el7fdp +3
- Red Hat Virtualization 4 Hypervisor for RHEL 7 redhat-virtualization-host-4.3.12-20201216.0.el7_9, redhat-virtualization-host-image-update-4.3.12-20201216.0.el7_9
- Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts openvswitch2.11-2.11.3-77.el7fdp, openvswitch2.11-devel-2.11.3-77.el7fdp, ovn2.11-2.11.1-56.el7fdp +3
- RHSA-2020:5615 Released 2020-12-21 · Red Hat rating ImportantOpenShift Container Platform 4.6.9 packages and security update
- Red Hat OpenShift Container Platform 4.6 network-scripts-openvswitch2.13-2.13.0-72.el8fdp, openvswitch2.13-2.13.0-72.el8fdp, openvswitch2.13-devel-2.13.0-72.el8fdp +2
- RHSA-2020:5611 Released 2020-12-17 · Red Hat rating ImportantRed Hat Virtualization security, bug fix, and enhancement update
- Red Hat Virtualization 4 Hypervisor for RHEL 8 redhat-virtualization-host-4.4.3-20201210.0.el8_3, redhat-virtualization-host-image-update-4.4.3-20201210.0.el8_3
- Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts cockpit-ovirt-0.14.15-1.el8ev, cockpit-ovirt-dashboard-0.14.15-1.el8ev
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Fast Datapath for RHEL 7 | Affected | No fix planned: Out of support scope |
| Fast Datapath for RHEL 8 | Affected | No fix planned: Out of support scope |
| Fast Datapath for Red Hat Enterprise Linux 7 | Fixed | RHSA-2021:2077 |
| Fast Datapath for Red Hat Enterprise Linux 8 | Fixed | — |
| OpenStack 10.0 Tools for RHEL 7 | Fixed | RHSA-2021:2205 |
| RHEL 7-based RHEV-H for RHEV 4 (build requirements) | Fixed | RHSA-2021:0028 |
| RHV-M 4.3 | Fixed | RHSA-2021:0028 |
| Red Hat OpenShift Container Platform 4.6 | Fixed | RHSA-2020:5615 |
| Red Hat OpenStack Platform 10.0 | Fixed | RHSA-2021:2205 |
| Red Hat OpenStack Platform 13.0 | Fixed | RHSA-2021:0931 |
| Red Hat Virtualization 4 Hypervisor for RHEL 7 | Fixed | RHSA-2021:0028 |
| Red Hat Virtualization 4 Hypervisor for RHEL 8 | Fixed | RHSA-2020:5611, RHSA-2021:0988 |
| Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts | Fixed | RHSA-2021:0028, RHSA-2021:0988 |
| Red Hat Virtualization 4.2 Management Agent for RHEL 7.6 EUS Hosts | Fixed | RHSA-2021:2077 |
Not affected: 7 products
- RHEL 7-based RHEV-H for RHEV 4 (build requirements)
- RHEL 8-based RHEV-H for RHEV 4 (build requirements)
- Red Hat Enterprise Linux 8
- Red Hat OpenShift Container Platform 4.6
- Red Hat Virtualization 4
- Red Hat Virtualization 4 Hypervisor for RHEL 8
- Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts
Timeline
- 2026-10-02 Threatist record created from CVE-2015-8011
- 2026-10-03 Alias added: GHSA-9f79-mcm7-48p3
References
Patch 3
Advisory 3
Sources
- CVE-2015-8011 · CVE Program
- CVE-2015-8011 · NVD
- FIRST EPSS
- GHSA-9f79-mcm7-48p3 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-8011 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences