CVE-2014-3471: Use After Free
First published: Mon Jun 23 2014(Updated: )
Qemu PCIe bus support is vulnerable to a use-after-free flaw. It could occur via guest, when it tries to hotplug/hotunplug devices on the guest. A user able to add & delete Virtio block devices on a guest could use this flaw to crash the Qemu instance resulting in DoS. Upstream fix: ------------- -> git.qemu.org/?p=qemu.git;a=commit;h=554f802da3f8b09b16b9a84ad5847b2eb0e9ad2b
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| QEMU qemu | <=2.1.2 | |
| QEMU qemu | =2.1.2-r1 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1112274
- https://bugzilla.redhat.com/show_bug.cgi?id=1112271
- http://security.gentoo.org/glsa/glsa-201412-01.xml
- http://www.openwall.com/lists/oss-security/2014/06/23/4
- http://www.securityfocus.com/bid/68145
- https://lists.gnu.org/archive/html/qemu-devel/2014-06/msg05283.html
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