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PRIOn knowledge basePRION:CVE-2016-7422HistoryDec 10, 2016 - 12:59 a.m.
Null pointer dereference
2016-12-1000:59:00
PRIOn knowledge base
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The virtqueue_map_desc function in hw/virtio/virtio.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via a large I/O descriptor buffer length value.
References
git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0
lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
www.openwall.com/lists/oss-security/2016/09/16/10
www.openwall.com/lists/oss-security/2016/09/16/4
www.securityfocus.com/bid/92996
access.redhat.com/errata/RHSA-2017:2392
access.redhat.com/errata/RHSA-2017:2408
lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.html
security.gentoo.org/glsa/201609-01
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