Use-after-free vulnerability in hw/ide/ahci.c in QEMU, when built with IDE AHCI Emulation…
Priority LOW 39CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Partial Red Hat: 5 fixed, 2 without a fix
Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.
Summary
Use-after-free vulnerability in hw/ide/ahci.c in QEMU, when built with IDE AHCI Emulation support, allows guest OS users to cause a denial of service (instance crash) or possibly execute arbitrary code via an invalid AHCI Native Command Queuing (NCQ) AIO command.
Why it matters now
EPSS 0.00533 45th percentileScored 2026-11-07
Fix Partial Red Hat: 4 advisoriesRed Hat: 5 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 · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | up to 2.5.1.1 | Vulnerable | QEMU |
| cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:* | 6.0 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:* | 7.0 | 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:7.0:*:*:*:*:*:*:* | 7.0 | Running on | Red Hat |
| 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:a:qemu:qemu:*:*:*:*:*:*:*:* Versions up to 2.5.1.1 Vulnerable ·QEMU
- cpe:2.3:a:redhat:openstack:6.0:*:*:*:*:*:*:* Versions 6.0 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:openstack:7.0:*:*:*:*:*:*:* Versions 7.0 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:7.0:*:*:*:*:*:*:* Versions 7.0 Running on ·Red Hat
- 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
Remediation
Red Hat 4 advisories
- RHSA-2016:0084 Released 2016-01-28 · Red Hat rating Importantqemu-kvm-rhev security and bug fix update
- RHEV Power Host libcacard-devel-rhev-10:2.3.0-31.el7_2.7, libcacard-rhev-10:2.3.0-31.el7_2.7, libcacard-tools-rhev-10:2.3.0-31.el7_2.7 +4
- RHEV-H and VDSM for 7 Hosts libcacard-devel-rhev-10:2.3.0-31.el7_2.7, libcacard-rhev-10:2.3.0-31.el7_2.7, libcacard-tools-rhev-10:2.3.0-31.el7_2.7 +4
- RHSA-2016:0086 Released 2016-01-28 · Red Hat rating Importantqemu-kvm-rhev security update
- Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 libcacard-devel-rhev-10:2.3.0-31.el7_2.7, libcacard-rhev-10:2.3.0-31.el7_2.7, libcacard-tools-rhev-10:2.3.0-31.el7_2.7 +4
- RHSA-2016:0087 Released 2016-01-28 · Red Hat rating Importantqemu-kvm-rhev security update
- Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 libcacard-devel-rhev-10:2.3.0-31.el7_2.7, libcacard-rhev-10:2.3.0-31.el7_2.7, libcacard-tools-rhev-10:2.3.0-31.el7_2.7 +4
Show 1 more Red Hat advisories
- RHSA-2016:0088 Released 2016-01-28 · Red Hat rating Importantqemu-kvm-rhev security update
- Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 libcacard-rhev-10:2.3.0-31.el7_2.7, libcacard-tools-rhev-10:2.3.0-31.el7_2.7, qemu-img-rhev-10:2.3.0-31.el7_2.7 +3
Vendor assessments
Red Hat
Red Hat rating: Important. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 7 | Affected | No fix yet |
| Red Hat OpenStack Platform 8 (Liberty) | Affected | No fix yet |
| RHEV Power Host | Fixed | RHSA-2016:0084 |
| RHEV-H and VDSM for 7 Hosts | Fixed | RHSA-2016:0084 |
| Red Hat Enterprise Linux OpenStack Platform 5.0 (Icehouse) for RHEL 7 | Fixed | RHSA-2016:0086 |
| Red Hat Enterprise Linux OpenStack Platform 6.0 (Juno) for RHEL 7 | Fixed | RHSA-2016:0087 |
| Red Hat Enterprise Linux OpenStack Platform 7.0 (Kilo) for RHEL 7 | Fixed | RHSA-2016:0088 |
Not affected: 2 products
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 6
Timeline
- 2026-10-02 Threatist record created from CVE-2016-1568
- 2026-10-03 Alias added: GHSA-gx29-hhc2-825w
References
Advisory 10
Sources
- CVE-2016-1568 · CVE Program
- CVE-2016-1568 · NVD
- FIRST EPSS
- GHSA-gx29-hhc2-825w · GitHub Advisory Database · CC BY 4.0
- CVE-2016-1568 · Red Hat security data · CC BY 4.0
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