Improper input validation in QEMU
Priority MEDIUM 40CWE-20Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 17 fixed, 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat.
Summary
The virtqueue_map_sg function in hw/virtio/virtio.c in QEMU before 1.7.2 allows remote attackers to execute arbitrary files via a crafted savevm image, related to virtio-block or virtio-serial read.
Why it matters now
EPSS 0.00957 61st percentileScored 2026-11-07
Fix Partial QEMU: 1.7.2Red Hat: 6 advisoriesRed Hat: 17 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 |
|---|---|---|---|---|---|
| — | QEMU | before 1.7.2 | 1.7.2 | Patch available | CNA |
- QEMU Vendor— Affected before 1.7.2 Fixed in 1.7.2 Patch available CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | before 1.7.2 | Vulnerable | QEMU |
| cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:* | 3.0 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* | 6.0 | 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_tus:6.5:*:*:*:*:*:*:* | 6.5 | Vulnerable | Red Hat |
| cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
- cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* Versions before 1.7.2 Vulnerable ·QEMU
- cpe:2.3:a:redhat:virtualization:3.0:*:*:*:*:*:*:* Versions 3.0 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* Versions 6.0 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_tus:6.5:*:*:*:*:*:*:* Versions 6.5 Vulnerable ·Red Hat
- cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
Remediation
- Fix · CNA QEMU Fixed in 1.7.2
Red Hat 6 advisories
- RHSA-2014:1268 Released 2014-09-22 · Red Hat rating Moderateqemu-kvm-rhev security update
- Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 libcacard-devel-rhev-10:1.5.3-60.el7_0.7, libcacard-rhev-10:1.5.3-60.el7_0.7, libcacard-tools-rhev-10:1.5.3-60.el7_0.7 +4
- RHSA-2014:0888 Released 2014-07-24 · Red Hat rating Moderateqemu-kvm-rhev security update
- Red Hat Enterprise Linux OpenStack Platform 3.0 qemu-img-rhev-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-rhev-tools-2:0.12.1.2-2.415.el6_5.10
- Red Hat Enterprise Linux OpenStack Platform 4.0 qemu-img-rhev-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-rhev-tools-2:0.12.1.2-2.415.el6_5.10
- RHSA-2014:0927 Released 2014-07-23 · Red Hat rating Moderateqemu-kvm security and bug fix update
- Red Hat Enterprise Linux Client (v. 7) libcacard-10:1.5.3-60.el7_0.5, qemu-guest-agent-10:1.5.3-60.el7_0.5, qemu-img-10:1.5.3-60.el7_0.5 +3
- Red Hat Enterprise Linux Client Optional (v. 7) libcacard-devel-10:1.5.3-60.el7_0.5, libcacard-tools-10:1.5.3-60.el7_0.5
- Red Hat Enterprise Linux ComputeNode (v. 7) qemu-guest-agent-10:1.5.3-60.el7_0.5, qemu-kvm-10:1.5.3-60.el7_0.5
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) libcacard-10:1.5.3-60.el7_0.5, libcacard-devel-10:1.5.3-60.el7_0.5, libcacard-tools-10:1.5.3-60.el7_0.5 +4
- Red Hat Enterprise Linux Server (v. 7) libcacard-10:1.5.3-60.el7_0.5, qemu-guest-agent-10:1.5.3-60.el7_0.5, qemu-img-10:1.5.3-60.el7_0.5 +3
- Red Hat Enterprise Linux Server Optional (v. 7) libcacard-devel-10:1.5.3-60.el7_0.5, libcacard-tools-10:1.5.3-60.el7_0.5
- Red Hat Enterprise Linux Workstation (v. 7) libcacard-10:1.5.3-60.el7_0.5, qemu-guest-agent-10:1.5.3-60.el7_0.5, qemu-img-10:1.5.3-60.el7_0.5 +3
- Red Hat Enterprise Linux Workstation Optional (v. 7) libcacard-devel-10:1.5.3-60.el7_0.5, libcacard-tools-10:1.5.3-60.el7_0.5
Show 3 more Red Hat advisories
- RHSA-2014:0743 Released 2014-06-10 · Red Hat rating Moderateqemu-kvm security and bug fix update
- Red Hat Enterprise Linux Desktop (v. 6) qemu-guest-agent-2:0.12.1.2-2.415.el6_5.10, qemu-img-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-2:0.12.1.2-2.415.el6_5.10 +1
- Red Hat Enterprise Linux HPC Node (v. 6) qemu-guest-agent-2:0.12.1.2-2.415.el6_5.10, qemu-img-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-2:0.12.1.2-2.415.el6_5.10 +1
- Red Hat Enterprise Linux Server (v. 6) qemu-guest-agent-2:0.12.1.2-2.415.el6_5.10, qemu-img-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-2:0.12.1.2-2.415.el6_5.10 +1
- Red Hat Enterprise Linux Workstation (v. 6) qemu-guest-agent-2:0.12.1.2-2.415.el6_5.10, qemu-img-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-2:0.12.1.2-2.415.el6_5.10 +1
- RHSA-2014:0744 Released 2014-06-10 · Red Hat rating Moderateqemu-kvm-rhev security update
- RHEV Agents (vdsm) qemu-img-rhev-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-rhev-2:0.12.1.2-2.415.el6_5.10, qemu-kvm-rhev-tools-2:0.12.1.2-2.415.el6_5.10
- RHSA-2014:0674 Released 2014-06-09 · Red Hat rating Moderaterhev-hypervisor6 3.4.0 security, bug fix, and enhancement update
- RHEV Hypervisor for RHEL-6 rhev-hypervisor6-6.5-20140603.2.el6ev
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix yet |
| RHEV Agents (vdsm) | Fixed | RHSA-2014:0744 |
| RHEV Hypervisor for RHEL-6 | Fixed | RHSA-2014:0674 |
| Red Hat Enterprise Linux Client (v. 7) | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux Client Optional (v. 7) | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux ComputeNode (v. 7) | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux ComputeNode Optional (v. 7) | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux Desktop (v. 6) | Fixed | RHSA-2014:0743 |
| Red Hat Enterprise Linux HPC Node (v. 6) | Fixed | RHSA-2014:0743 |
| Red Hat Enterprise Linux OpenStack Platform 3.0 | Fixed | RHSA-2014:0888 |
| Red Hat Enterprise Linux OpenStack Platform 4.0 | Fixed | RHSA-2014:0888 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 | Fixed | RHSA-2014:1268 |
| Red Hat Enterprise Linux Server (v. 6) | Fixed | RHSA-2014:0743 |
| Red Hat Enterprise Linux Server (v. 7) | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux Server Optional (v. 7) | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux Workstation (v. 6) | Fixed | RHSA-2014:0743 |
| Red Hat Enterprise Linux Workstation (v. 7) | Fixed | RHSA-2014:0927 |
| Red Hat Enterprise Linux Workstation Optional (v. 7) | Fixed | RHSA-2014:0927 |
Timeline
- 2026-10-02 Threatist record created from CVE-2013-4535
- 2026-10-03 Alias added: GHSA-4g6m-vjr9-mv9r
References
Advisory 5
Sources
- CVE-2013-4535 · CVE Program
- CVE-2013-4535 · NVD
- FIRST EPSS
- GHSA-4g6m-vjr9-mv9r · GitHub Advisory Database · CC BY 4.0
- CVE-2013-4535 · 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