187
VMScore

CVE-2016-2198

Published: 29/12/2016 Updated: 10/11/2020
CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8
VMScore: 187
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

QEMU (aka Quick Emulator) built with the USB EHCI emulation support is vulnerable to a null pointer dereference flaw. It could occur when an application attempts to write to EHCI capabilities registers. A privileged user inside quest could use this flaw to crash the QEMU process instance resulting in DoS.

Vulnerability Trend

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qemu qemu

qemu qemu 2.6.0

debian debian linux 8.0

Vendor Advisories

Several security issues were fixed in QEMU ...
Debian Bug report logs - #815680 qemu: CVE-2016-2538: usb: integer overflow in remote NDIS control message handling Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 23 Feb 2016 16:54:02 UTC Severit ...
Debian Bug report logs - #813194 CVE-2016-2197: ide: ahci null pointer dereference when using FIS CLB engines Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Michael Tokarev <mjt@tlsmskru> Date: Sat, 30 Jan 2016 11:30:01 UTC Severity: important T ...
Debian Bug report logs - #821038 qemu: CVE-2016-4001: net: buffer overflow in stellaris_enet emulator Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 14 Apr 2016 21:18:05 UTC Severity: important T ...
Debian Bug report logs - #815008 qemu: CVE-2016-2392: usb: null pointer dereference in remote NDIS control message handling Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Wed, 17 Feb 2016 16:42:01 UTC ...
Debian Bug report logs - #817181 qemu: CVE-2016-2841: net: ne2000: infinite loop in ne2000_receive Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 8 Mar 2016 19:18:02 UTC Severity: important Tags ...
Debian Bug report logs - #817183 qemu: CVE-2016-2858: rng-random: arbitrary stack based allocation leading to corruption Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 8 Mar 2016 19:21:02 UTC Se ...
Debian Bug report logs - #815009 qemu: CVE-2016-2391: usb: multiple eof_timers in ohci leads to null pointer dereference Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Wed, 17 Feb 2016 16:42:06 UTC Se ...
Debian Bug report logs - #822344 qemu: CVE-2016-4037: usb: Infinite loop vulnerability in usb_ehci using siTD process Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 23 Apr 2016 17:27:01 UTC Sever ...
Debian Bug report logs - #817182 qemu: CVE-2016-2857: net: out of bounds read in net_checksum_calculate Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Tue, 8 Mar 2016 19:18:06 UTC Severity: important ...
Debian Bug report logs - #813193 CVE-2016-2198: usb: ehci null pointer dereference in ehci_caps_write Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Michael Tokarev <mjt@tlsmskru> Date: Sat, 30 Jan 2016 11:24:01 UTC Severity: important Tags: pat ...
Debian Bug report logs - #823830 qemu: CVE-2016-3710 CVE-2016-3712 Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Mon, 9 May 2016 12:27:02 UTC Severity: grave Tags: security, upstream Found in versi ...
A NULL pointer dereference flaw was found in the QEMU emulator built with USB EHCI emulation support The flaw could occur when an application attempts to write to EHCI-capability registers A privileged user inside a quest could exploit this flaw to crash the QEMU process instance (denial of service) ...