CVE-2016-7170

The vmsvga_fifo_run function in hw/display/vmware_vga.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds write and QEMU process crash) via vectors related to cursor.mask[] and cursor.image[] array sizes when processing a DEFINE_CURSOR svga command.

Score

CVSS 3.1 4.4 Medium

Status

Modified - secalert@redhat.com

Published

2016-12-10

Last modified

2024-08-06

Weaknesses

CWE-129

Affected products

• Debian Linux (Debian)
• Leap (Opensuse)
• Qemu (Qemu)

References

• http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=167d97a3def77ee2dbf6e908b0ecbfe2103977db
• http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
• http://www.openwall.com/lists/oss-security/2016/09/09/4
• http://www.openwall.com/lists/oss-security/2016/09/09/7
• http://www.securityfocus.com/bid/92904
• https://lists.debian.org/debian-lts-announce/2018/11/msg00038.html
• https://lists.gnu.org/archive/html/qemu-devel/2016-09/msg01764.html