Heap-based buffer overflow in Xen - CVE-2012-0029

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Main Vulnerability Database Vulnerabilities #VU31957

Heap-based buffer overflow in Xen - CVE-2012-0029

Published: January 27, 2012 / Updated: July 27, 2020


Vulnerability identifier: #VU31957
CSH Severity: Medium
CVSS v4: 8.5 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2012-0029
CWE-ID: CWE-122
Exploitation vector: Adjecent network
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in the process_tx_desc function in the e1000 emulation (hw/e1000.c) in qemu-kvm 0.12, and possibly other versions,. A remote attacker can use crafted legacy mode packets. to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


Affected software

Xen
xen (Alpine package)

How to mitigate CVE-2012-0029

Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

xen (Alpine package) - update to 4.1.2-r5

External References

Related Security Bulletins