CVE-2014-5263 Memory corruption in n/a
Attackers can cause denial of service and potentially gain privileges via memory corruption in QEMU's USB emulation due to improper list termination.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2014-5263?
CVE-2014-5263 is a medium-severity memory corruption vulnerability in Qemu Qemu, published on 26 Aug 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
vmstate_xhci_event in hw/usb/hcd-xhci.c in QEMU 1.6.0 does not terminate the list with the VMSTATE_END_OF_LIST macro, which allows attackers to cause a denial of service (out-of-bounds access, infinite loop, and memory corruption) and possibly gain privileges via unspecified vectors.
Weakness: CWE-119
Which versions are affected by CVE-2014-5263?
It affects 1 product.
Products include Qemu Qemu.
How do I fix CVE-2014-5263?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2014-5263 being exploited?
There is no known exploitation of CVE-2014-5263 in the wild and no public exploit code.
Other vulnerabilities in Qemu Qemu
Sources
Also known as DEBIAN-CVE-2014-5263, GHSA-qxm2-g26p-5vjg, UBUNTU-CVE-2014-5263.