Buffer overflow in QEMU - CVE-2014-5263

 

Buffer overflow in QEMU - CVE-2014-5263

Published: August 26, 2014 / Updated: July 28, 2020


Vulnerability identifier: #VU32487
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2014-5263
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: QEMU
Affected software:
QEMU

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

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.


How to mitigate CVE-2014-5263

Install update from vendor's website.

Sources