Vulnerabilities > Qemu

DATE CVE VULNERABILITY TITLE RISK
2018-01-09 CVE-2017-15124 Allocation of Resources Without Limits or Throttling vulnerability in Qemu
VNC server implementation in Quick Emulator (QEMU) 2.11.0 and older was found to be vulnerable to an unbounded memory allocation issue, as it did not throttle the framebuffer updates sent to its client.
network
low complexity
qemu CWE-770
7.5
2017-12-07 CVE-2017-17381 Divide By Zero vulnerability in multiple products
The Virtio Vring implementation in QEMU allows local OS guest users to cause a denial of service (divide-by-zero error and QEMU process crash) by unsetting vring alignment while updating Virtio rings.
local
low complexity
qemu debian CWE-369
6.5
2017-11-17 CVE-2017-16845 Improper Input Validation vulnerability in multiple products
hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.
network
low complexity
qemu debian canonical CWE-20
critical
10.0
2017-10-30 CVE-2015-7549 NULL Pointer Dereference vulnerability in Qemu
The MSI-X MMIO support in hw/pci/msix.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (NULL pointer dereference and QEMU process crash) by leveraging failure to define the .write method.
local
low complexity
qemu CWE-476
6.0
2017-10-16 CVE-2015-7504 Out-of-bounds Write vulnerability in multiple products
Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service (instance crash) or possibly execute arbitrary code via a series of packets in loopback mode.
local
low complexity
qemu xen debian CWE-787
8.8
2017-10-16 CVE-2017-15289 Out-of-bounds Write vulnerability in Qemu
The mode4and5 write functions in hw/display/cirrus_vga.c in Qemu allow local OS guest privileged users to cause a denial of service (out-of-bounds write access and Qemu process crash) via vectors related to dst calculation.
local
low complexity
qemu CWE-787
6.0
2017-10-12 CVE-2017-15268 Missing Release of Resource after Effective Lifetime vulnerability in Qemu
Qemu through 2.10.0 allows remote attackers to cause a memory leak by triggering slow data-channel read operations, related to io/channel-websock.c.
network
low complexity
qemu CWE-772
7.5
2017-10-10 CVE-2017-15038 Race Condition vulnerability in Qemu
Race condition in the v9fs_xattrwalk function in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allows local guest OS users to obtain sensitive information from host heap memory via vectors related to reading extended attributes.
local
high complexity
qemu CWE-362
5.6
2017-09-08 CVE-2017-14167 Integer Overflow or Wraparound vulnerability in multiple products
Integer overflow in the load_multiboot function in hw/i386/multiboot.c in QEMU (aka Quick Emulator) allows local guest OS users to execute arbitrary code on the host via crafted multiboot header address values, which trigger an out-of-bounds write.
local
low complexity
qemu debian CWE-190
8.8
2017-09-01 CVE-2017-13711 Use After Free vulnerability in multiple products
Use-after-free vulnerability in the sofree function in slirp/socket.c in QEMU (aka Quick Emulator) allows attackers to cause a denial of service (QEMU instance crash) by leveraging failure to properly clear ifq_so from pending packets.
network
low complexity
qemu debian CWE-416
7.5