Heap-based buffer overflow in the PCNET controller in QEMU allows remote attackers to…
Priority MEDIUM 45CWE-787Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- Partial Red Hat: 8 fixed, 2 without a fix
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-787 and the CVSS impact.
Summary
Heap-based buffer overflow in the PCNET controller in QEMU allows remote attackers to execute arbitrary code by sending a packet with TXSTATUS_STARTPACKET set and then a crafted packet with TXSTATUS_DEVICEOWNS set.
Why it matters now
EPSS 0.09679 95th percentileScored 2026-11-07
Fix Partial Red Hat: 4 advisoriesRed Hat: 8 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 · 36
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | up to 2.3.1 | Vulnerable | QEMU |
| cpe:2.3:a:juniper:junos_space:*:*:*:*:*:*:*:* | up to 15.1 | Vulnerable | Juniper |
| cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* | 12.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* | 14.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:* | 14.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* | 15.04 | Vulnerable | Canonical |
| cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* | 7.0 | Vulnerable | Debian |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
| cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_eus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* Versions up to 2.3.1 Vulnerable ·QEMU
- cpe:2.3:a:juniper:junos_space:*:*:*:*:*:*:*:* Versions up to 15.1 Vulnerable ·Juniper
- cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* Versions 14.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:14.10:*:*:*:*:*:*:* Versions 14.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:15.04:*:*:*:*:*:*:* Versions 15.04 Vulnerable ·Canonical
- cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_eus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
Show 26 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:* | 6.6 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:openstack:5.0:*:*:*:*:*:*:* | 5.0 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* | 6.0 | Running on | Red Hat |
| cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:* | 20 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:* | 21 | Vulnerable | Fedoraproject |
| cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* | 22 | Vulnerable | Fedoraproject |
| cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:* | 11 sp2 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:* | 11 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_desktop:12:-:*:*:*:*:*:* | 12 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:* | 10 sp4 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:ltss:*:*:* | 11 sp1 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:* | 11 sp2 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:-:*:* | 11 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:* | 12 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp3:*:*:*:*:*:* | 11 sp3 | Vulnerable | SUSE |
| cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:-:*:*:*:*:*:* | 12 | Vulnerable | SUSE |
| cpe:2.3:o:arista:eos:4.12:*:*:*:*:*:*:* | 4.12 | Vulnerable | Arista |
| cpe:2.3:o:arista:eos:4.13:*:*:*:*:*:*:* | 4.13 | Vulnerable | Arista |
| cpe:2.3:o:arista:eos:4.14:*:*:*:*:*:*:* | 4.14 | Vulnerable | Arista |
| cpe:2.3:o:arista:eos:4.15:*:*:*:*:*:*:* | 4.15 | Vulnerable | Arista |
- cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_aus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_server_tus:6.6:*:*:*:*:*:*:* Versions 6.6 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:openstack:5.0:*:*:*:*:*:*:* Versions 5.0 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* Versions 6.0 Running on ·Red Hat
- cpe:2.3:o:fedoraproject:fedora:20:*:*:*:*:*:*:* Versions 20 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:* Versions 21 Vulnerable ·Fedoraproject
- cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:* Versions 22 Vulnerable ·Fedoraproject
- cpe:2.3:a:suse:linux_enterprise_debuginfo:11:sp2:*:*:*:*:*:* Versions 11 sp2 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:* Versions 11 sp3 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_desktop:12:-:*:*:*:*:*:* Versions 12 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:ltss:*:*:* Versions 10 sp4 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:11:sp1:*:*:ltss:*:*:* Versions 11 sp1 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:ltss:*:*:* Versions 11 sp2 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:11:sp3:*:*:*:-:*:* Versions 11 sp3 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_server:12:-:*:*:*:*:*:* Versions 12 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp3:*:*:*:*:*:* Versions 11 sp3 Vulnerable ·SUSE
- cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:-:*:*:*:*:*:* Versions 12 Vulnerable ·SUSE
- cpe:2.3:o:arista:eos:4.12:*:*:*:*:*:*:* Versions 4.12 Vulnerable ·Arista
- cpe:2.3:o:arista:eos:4.13:*:*:*:*:*:*:* Versions 4.13 Vulnerable ·Arista
- cpe:2.3:o:arista:eos:4.14:*:*:*:*:*:*:* Versions 4.14 Vulnerable ·Arista
- cpe:2.3:o:arista:eos:4.15:*:*:*:*:*:*:* Versions 4.15 Vulnerable ·Arista
Remediation
Red Hat 4 advisories
- RHSA-2015:1189 Released 2015-06-25 · Red Hat rating Importantkvm security update
- Red Hat Enterprise Linux Desktop Multi OS (v. 5 client) kmod-kvm-83-273.el5_11, kmod-kvm-debug-83-273.el5_11, kvm-83-273.el5_11 +2
- Red Hat Enterprise Linux Virtualization (v. 5 server) kmod-kvm-83-273.el5_11, kmod-kvm-debug-83-273.el5_11, kvm-83-273.el5_11 +2
- RHSA-2015:1089 Released 2015-06-10 · Red Hat rating Importantqemu-kvm-rhev security update
- Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 qemu-img-rhev-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-rhev-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-rhev-tools-2:0.12.1.2-2.448.el6_6.4
- RHSA-2015:1088 Released 2015-06-10 · Red Hat rating Importantqemu-kvm-rhev security update
- RHEV Agents (vdsm) qemu-img-rhev-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-rhev-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-rhev-tools-2:0.12.1.2-2.448.el6_6.4
Show 1 more Red Hat advisories
- RHSA-2015:1087 Released 2015-06-10 · Red Hat rating Importantqemu-kvm security update
- Red Hat Enterprise Linux Desktop (v. 6) qemu-guest-agent-2:0.12.1.2-2.448.el6_6.4, qemu-img-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-2:0.12.1.2-2.448.el6_6.4 +1
- Red Hat Enterprise Linux HPC Node (v. 6) qemu-guest-agent-2:0.12.1.2-2.448.el6_6.4, qemu-img-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-2:0.12.1.2-2.448.el6_6.4 +1
- Red Hat Enterprise Linux Server (v. 6) qemu-guest-agent-2:0.12.1.2-2.448.el6_6.4, qemu-img-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-2:0.12.1.2-2.448.el6_6.4 +1
- Red Hat Enterprise Linux Workstation (v. 6) qemu-guest-agent-2:0.12.1.2-2.448.el6_6.4, qemu-img-2:0.12.1.2-2.448.el6_6.4, qemu-kvm-2:0.12.1.2-2.448.el6_6.4 +1
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix yet |
| Red Hat OpenStack Platform 4 | Affected | No fix planned: Will not fix |
| RHEV Agents (vdsm) | Fixed | RHSA-2015:1088 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2015:1087 |
| Red Hat Enterprise Linux Desktop Multi OS (v. 5 client) | Fixed | RHSA-2015:1189 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2015:1087 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 6 | Fixed | RHSA-2015:1089 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2015:1087 |
| Red Hat Enterprise Linux Virtualization (v. 5 server) | Fixed | RHSA-2015:1189 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2015:1087 |
Not affected: 3 products
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux OpenStack Platform 6 (Juno)
- Red Hat Enterprise Linux OpenStack Platform 7 (Kilo)
Timeline
- 2026-10-02 Threatist record created from CVE-2015-3209
- 2026-10-03 Alias added: GHSA-f8hq-r3jp-2m27
References
Advisory 26
- USN-2630-1
- SUSE-SU-2015:1152
- RHSA-2015:1087
- SUSE-SU-2015:1519
- https://kb.juniper.net/JSA10783
- FEDORA-2015-10001
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10698
- DSA-3286
- FEDORA-2015-9978
- SUSE-SU-2015:1156
- RHSA-2015:1088
- RHSA-2015:1089
- SUSE-SU-2015:1643
- GLSA-201510-02
- SUSE-SU-2015:1206
- DSA-3284
- SUSE-SU-2015:1157
- SUSE-SU-2015:1045
- http://xenbits.xen.org/xsa/advisory-135.html
- SUSE-SU-2015:1426
- GLSA-201604-03
- RHSA-2015:1189
- SUSE-SU-2015:1042
- FEDORA-2015-9965
- DSA-3285
- https://www.arista.com/en/support/advisories-notices/security-advisories/1180-security-advisory-13
Sources
- CVE-2015-3209 · CVE Program
- CVE-2015-3209 · NVD
- FIRST EPSS
- GHSA-f8hq-r3jp-2m27 · GitHub Advisory Database · CC BY 4.0
- CVE-2015-3209 · 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