s->arglen is taken from wire and used as idx in ssi_sd_transfer(). An user able to alter the savevm data (either on the disk or over the wire during migration) could use this flaw to to corrupt QEMU process memory on the (destination) host, which could potentially result in arbitrary code execution on the host with the privileges of the QEMU process. Upstream fix: ------------- -> http://git.qemu.org/?p=qemu.git;a=commit;h=a9c380db3b8c6af19546a68145c8d1438a09c92b
Statement: Not vulnerable. This issue does not affect the versions of kvm package as shipped with Red Hat Enterprise Linux 5. This issue does not affect the versions of qemu-kvm package as shipped with Red Hat Enterprise Linux 6
Created qemu tracking bugs for this issue: Affects: fedora-all [bug 1095760]
qemu-1.6.2-5.fc20 has been pushed to the Fedora 20 stable repository. If problems still persist, please make note of it in this bug report.