2.1
CVSSv2

CVE-2016-6835

Published: 10/12/2016 Updated: 12/02/2023
CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 6 | Impact Score: 4 | Exploitability Score: 1.5
VMScore: 187
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer over-read) by leveraging failure to check IP header length.

Vulnerability Trend

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qemu qemu

redhat virtualization 4.0

debian debian linux 8.0

Vendor Advisories

Several security issues were fixed in QEMU ...
Debian Bug report logs - #832621 qemu: CVE-2016-6351: scsi: esp: oob write access while reading ESP command Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Wed, 27 Jul 2016 16:03:02 UTC Severity: impor ...
Debian Bug report logs - #834944 qemu: CVE-2016-6836: Information leak in vmxnet3_complete_packet Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Aug 2016 20:00:01 UTC Severity: normal Tags: pe ...
Debian Bug report logs - #837174 qemu: CVE-2016-7155: scsi: pvscsi: OOB read and infinite loop while setting descriptor rings Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 9 Sep 2016 18:36:02 UT ...
Debian Bug report logs - #834905 qemu: CVE-2016-6834: infinite loop during packet fragmentation Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Aug 2016 13:57:02 UTC Severity: normal Tags: pend ...
Debian Bug report logs - #832767 qemu: CVE-2016-6490: virtio: infinite loop in virtqueue_pop Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Thu, 28 Jul 2016 16:33:02 UTC Severity: important Tags: pend ...
Debian Bug report logs - #834902 qemu: CVE-2016-6888 Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Aug 2016 13:33:05 UTC Severity: normal Tags: pending, security, upstream Found in version q ...
Debian Bug report logs - #832619 qemu: CVE-2016-5403: virtio: unbounded memory allocation on host via guest leading to DoS Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Wed, 27 Jul 2016 15:21:07 UTC ...
Debian Bug report logs - #835031 qemu: CVE-2016-6835: buffer overflow in vmxnet_tx_pkt_parse_headers() in vmxnet3 device emulation Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sun, 21 Aug 2016 14:15: ...
Debian Bug report logs - #836502 qemu: CVE-2016-7116: 9p: directory traversal flaw in 9p virtio backend Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 3 Sep 2016 14:21:02 UTC Severity: normal Ta ...
Debian Bug report logs - #837603 qemu: CVE-2016-7157: mptsas: invalid memory access while building configuration pages Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Mon, 12 Sep 2016 19:18:19 UTC Seve ...
Debian Bug report logs - #837339 qemu: CVE-2016-7156: scsi: pvscsi: infintie loop when building SG list Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 10 Sep 2016 18:12:01 UTC Severity: normal Ta ...
Debian Bug report logs - #834904 qemu: CVE-2016-6833: net: vmxnet3: use after free while writing Package: src:qemu; Maintainer for src:qemu is Debian QEMU Team <pkg-qemu-devel@listsaliothdebianorg>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Sat, 20 Aug 2016 13:45:06 UTC Severity: important Tags: ...
The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pktc in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer over-read) by leveraging failure to check IP header length ...