The is_rndis function in the USB Net device emulator (hw/usb/dev-network.c) in QEMU before 2.5.1 does not properly validate USB configuration descriptor objects, which allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors involving a remote NDIS control message packet.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Qemu | Qemu | 2.5.0 (including) | 2.5.0 (including) |
| Qemu | Ubuntu | esm-infra-legacy/trusty | * |
| Qemu | Ubuntu | esm-infra/xenial | * |
| Qemu | Ubuntu | trusty | * |
| Qemu | Ubuntu | trusty/esm | * |
| Qemu | Ubuntu | upstream | * |
| Qemu | Ubuntu | vivid | * |
| Qemu | Ubuntu | wily | * |
| Qemu | Ubuntu | xenial | * |
| Qemu-kvm | Ubuntu | precise | * |
| Qemu-kvm | Ubuntu | upstream | * |
References
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=80eecda8e5d09c442c24307f340840a5b70ea3b9
- http://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html
- http://www.openwall.com/lists/oss-security/2016/02/16/7
- http://www.securityfocus.com/bid/83274
- http://www.ubuntu.com/usn/USN-2974-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1302299
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html
- https://security.gentoo.org/glsa/201604-01
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=80eecda8e5d09c442c24307f340840a5b70ea3b9
- http://lists.nongnu.org/archive/html/qemu-stable/2016-03/msg00064.html
- http://www.openwall.com/lists/oss-security/2016/02/16/7
- http://www.securityfocus.com/bid/83274
- http://www.ubuntu.com/usn/USN-2974-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1302299
- https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
- https://lists.gnu.org/archive/html/qemu-devel/2016-02/msg02553.html
- https://security.gentoo.org/glsa/201604-01