ALT Linux Team

Package pve-qemu update in p8 on 2016-08-23

ALT-PU-2016-1875-1

Package pve-qemu updated to version 2.6.1-alt1 for branch p8 in task 168787.

Closed vulnerabilities

Published: 2016-06-16
Modified: 2025-04-12

CVE-2016-2391

The ohci_bus_start function in the USB OHCI emulation support (hw/usb/hcd-ohci.c) in QEMU allows local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) via vectors related to multiple eof_timers.

Severity: LOW (2.1) Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P
Severity: MEDIUM (5.0) Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
References:
Published: 2016-06-01
Modified: 2025-04-12

CVE-2016-5126

Heap-based buffer overflow in the iscsi_aio_ioctl function in block/iscsi.c in QEMU allows local guest OS users to cause a denial of service (QEMU process crash) or possibly execute arbitrary code via a crafted iSCSI asynchronous I/O ioctl call.

Severity: MEDIUM (4.6) Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P
Severity: HIGH (7.8) Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
References:
Published: 2016-12-10
Modified: 2025-04-12

CVE-2016-6490

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 (infinite loop and QEMU process crash) via a zero length for the descriptor buffer.

Severity: LOW (2.1) Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P
Severity: MEDIUM (4.4) Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
References:
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Version: 2.1.2
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