QEMU: Arbitrary code execution — GLSA 201510-02

A heap-based buffer overflow in QEMU could result in execution of arbitrary code.

Affected Packages

app-emulation/qemu on all architectures
Affected versions < 2.3.0-r4
Unaffected versions >= 2.3.0-r4

Background

QEMU is a generic and open source machine emulator and virtualizer.

Description

Heap-based buffer overflow has been found in QEMU’s PCNET controller.

Impact

A remote attacker could execute arbitrary code via a specially crafted packets.

Workaround

There is no known workaround at this time.

Resolution

All QEMU users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=app-emulation/qemu-2.3.0-r4"
 

References

Release Date
October 31, 2015

Latest Revision
October 31, 2015: 1

Severity
normal

Exploitable
local, remote

Bugzilla entries