Description
hw/usb/bus.c in QEMU 1.6.2 allows remote attackers to execute arbitrary code via crafted savevm data, which triggers a heap-based buffer overflow, related to "USB post load checks."
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | qemu | 2.1+dfsg-1 | — |
| Debian 13 | qemu | 2.1+dfsg-1 | — |
| Debian 12 | qemu | 2.1+dfsg-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | qemu | 2.0.0+dfsg-2ubuntu1.3 | USN-2342-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 7 | qemu-img +7 | 10:1.5.3-60.el7_0.5 | RHSA-2014:0927 |
| RHEL 6 | qemu-img +6 | 2:0.12.1.2-2.415.el6_5.10 | RHSA-2014:0744, RHSA-2014:0743 |
| RHEL 6 | rhev-hypervisor6 | 6.5-20140603.2.el6ev | RHSA-2014:0674 |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenStack 5 | qemu-img-rhev +6 | 10:1.5.3-60.el7_0.7 | RHSA-2014:1268 |
| Red Hat OpenStack 4 | qemu-img-rhev +2 | 2:0.12.1.2-2.415.el6_5.10 | RHSA-2014:0888 |
| Red Hat OpenStack 3 | qemu-img-rhev +2 | 2:0.12.1.2-2.415.el6_5.10 | RHSA-2014:0888 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | qemu-img +7 | 10:1.5.3-60.el7_0.5 | ELSA-2014-0927 |
Advisories 8
- RHSA-2014:1268 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2014:0927 Red Hat Security Advisory: qemu-kvm security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2014:0888 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2014:0743 Red Hat Security Advisory: qemu-kvm security and bug fix update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2014:0744 Red Hat Security Advisory: qemu-kvm-rhev security update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- RHSA-2014:0674 Red Hat Security Advisory: rhev-hypervisor6 3.4.0 security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 28, 2026
- USN-2342-1 qemu, qemu-kvm vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- ELSA-2014-0927 Moderate: qemu-kvm security and bug fix update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jul 23, 2014
References
- RHSA-2014:0743 vendor-advisory
- RHSA-2014:0744 vendor-advisory
- FEDORA-2014-6970 vendor-advisory
- [qemu-devel] 20140512 [PATCH] usb: fix up post load checks mailing-list