Red Hat Security AdvisoryRHSA-2017:2408
qemu-kvm-rhev security and bug fix update
Released 2017-08-01 · Red Hat rating Moderate · View on Red Hat →
Fixes 23 records
Priority MEDIUM 40
The qemu-nbd server in QEMU (aka Quick Emulator), when built with the Network Block Device (NBD) Server support, allows remote attackers to cause a denial of service (segmentation fault and server crash) by leveraging fa…
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.04093 · Published 2017-07-06 · Partial fix CWE-20
Priority MEDIUM 40
Memory leak in the audio/audio.c in QEMU (aka Quick Emulator) allows remote attackers to cause a denial of service (memory consumption) by repeatedly starting and stopping audio capture.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.04544 · Published 2017-05-23 · Partial fix CWE-772
Priority LOW 29
Memory leak in the keyboard input event handlers support in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption) by rapidly generating large keyboard eve…
CVSS 3.1MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.00413 · Published 2017-05-23 · Partial fix CWE-772
Priority LOW 29
Memory leak in the vcard_apdu_new function in card_7816.c in libcacard before 2.5.3 allows local guest OS users to cause a denial of service (host memory consumption) via vectors related to allocating a new APDU object.
CVSS 3.1MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.00444 · Published 2017-03-15 · Partial fix CWE-772
Priority LOW 29
Memory leak in the serial_exit_core function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a lar…
CVSS 3.1MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.00399 · Published 2017-03-15 · Partial fix CWE-401
Priority LOW 29
Quick emulator (Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue.
CVSS 3.1MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.0041 · Published 2016-12-23 · Partial fix CWE-369
Priority LOW 29
Quick Emulator (Qemu) built with the USB EHCI Emulation support is vulnerable to a memory leakage issue.
CVSS 3.1MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.00382 · Published 2016-12-23 · Partial fix CWE-772
Priority LOW 29
Quick Emulator (Qemu) built with the USB redirector usb-guest support is vulnerable to a memory leakage flaw.
CVSS 3.1MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.0043 · Published 2016-12-23 · Partial fix CWE-772
Priority LOW 29
The patch_instruction function in hw/i386/kvmvapic.c in QEMU does not initialize the imm32 variable, which allows local guest OS administrators to obtain sensitive information from host stack memory by accessing the Task…
CVSS 3.1MEDIUM 6.5· Local · Low privileges · No interaction · EPSS 0.00372 · Published 2016-05-25 · Partial fix
Priority LOW 27
Memory leak in hw/watchdog/wdt_i6300esb.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (host memory consumption and QEMU process crash) via a large number of device unp…
CVSS 3.1MEDIUM 6.0· Local · High privileges · No interaction · EPSS 0.00422 · Published 2017-03-15 · Partial fix CWE-401
Priority LOW 27
The rtl8139_cplus_transmit function in hw/net/rtl8139.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) by leveraging failure to limit th…
CVSS 3.1MEDIUM 6.0· Local · High privileges · No interaction · EPSS 0.00407 · Published 2016-11-04 · Partial fix CWE-835
Priority LOW 27
The intel_hda_xfer function in hw/audio/intel-hda.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via an entry with the same value for…
CVSS 3.1MEDIUM 6.0· Local · High privileges · No interaction · EPSS 0.00441 · Published 2016-11-04 · Partial fix CWE-835
Priority LOW 27
The serial_update_parameters function in hw/char/serial.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via vectors involving…
CVSS 3.1MEDIUM 6.0· Local · High privileges · No interaction · EPSS 0.00362 · Published 2016-11-04 · Partial fix CWE-369
Priority LOW 27
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 n…
CVSS 3.1MEDIUM 6.0· Local · High privileges · No interaction · EPSS 0.00402 · Published 2016-11-04 · Partial fix CWE-770
Priority LOW 27
Memory leak in the usb_xhci_exit function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator), when the xhci uses msix, allows local guest OS administrators to cause a denial of service (memory consumption and possibly QEM…
CVSS 3.1MEDIUM 6.0· Local · High privileges · No interaction · EPSS 0.00421 · Published 2016-12-10 · Partial fix CWE-772
Priority LOW 27
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 descr…
CVSS 3.1MEDIUM 6.0· Local · High privileges · No interaction · EPSS 0.00364 · Published 2016-12-10 · Fixed CWE-120
Priority LOW 25
QEMU (aka Quick Emulator), when built with USB xHCI controller emulator support, allows local guest OS privileged users to cause a denial of service (infinite recursive call) via vectors involving control transfer descri…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.0043 · Published 2017-06-16 · Partial fix CWE-835
Priority LOW 25
Memory leak in QEMU (aka Quick Emulator), when built with USB EHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the device.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00431 · Published 2017-06-16 · Partial fix CWE-401
Priority LOW 25
Memory leak in QEMU (aka Quick Emulator), when built with IDE AHCI Emulation support, allows local guest OS privileged users to cause a denial of service (memory consumption) by repeatedly hot-unplugging the AHCI device.
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00423 · Published 2017-06-16 · Partial fix CWE-401
Priority LOW 25
QEMU (aka Quick Emulator), when built with the e1000e NIC emulation support, allows local guest OS privileged users to cause a denial of service (infinite loop) via vectors related to setting the initial receive / transm…
CVSS 3.1MEDIUM 5.6· Local · Low privileges · No interaction · EPSS 0.00345 · Published 2017-06-08 · Partial fix CWE-835
Priority LOW 25
The xhci_kick_epctx function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (infinite loop and QEMU process crash) via vectors related to control tra…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00456 · Published 2017-03-27 · Partial fix CWE-835
Priority LOW 25
The cirrus_do_copy function in hw/display/cirrus_vga.c in QEMU (aka Quick Emulator), when cirrus graphics mode is VGA, allows local guest OS privileged users to cause a denial of service (divide-by-zero error and QEMU pr…
CVSS 3.1MEDIUM 5.5· Local · Low privileges · No interaction · EPSS 0.00413 · Published 2017-03-27 · Partial fix CWE-369
Priority LOW 21
Integer overflow in the net_tx_pkt_init function in hw/net/net_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (QEMU process crash) via the maximum fragmentation co…
CVSS 3.1MEDIUM 4.4· Local · High privileges · No interaction · EPSS 0.00396 · Published 2016-12-10 · Partial fix CWE-190