Description
The xhci_ring_fetch function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit the number of link Transfer Request Blocks (TRB) to process.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg01265.html ↗
- https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html ↗
- https://security.gentoo.org/glsa/201611-11 ↗
- http://www.openwall.com/lists/oss-security/2016/10/10/6 ↗
- https://access.redhat.com/errata/RHSA-2017:2392 ↗
- http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html ↗
- http://www.openwall.com/lists/oss-security/2016/10/10/12 ↗
- https://access.redhat.com/errata/RHSA-2017:2408 ↗
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=05f43d44e4bc26611ce25fd7d726e483f73363ce ↗
- http://www.securityfocus.com/bid/93469 ↗