CVE-2017-6058 Information

Description

Buffer overflow in NetRxPkt::ehdr_buf in hw/net/net_rx_pkt.c in QEMU (aka Quick Emulator) when the VLANSTRIP feature is enabled on the vmxnet3 device allows remote attackers to cause a denial of service (out-of-bounds access and QEMU process crash) via vectors related to VLAN stripping.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://git.qemu-project.org/?p=qemu.git;a=commit;h=df8bf7a7fe75eb5d5caffa55f5cd4292b757aea6 http://www.openwall.com/lists/oss-security/2017/02/17/2 http://www.securityfocus.com/bid/96277 http://www.securitytracker.com/id/1037856 https://bugzilla.redhat.com/show_bug.cgi?id=1423358 https://lists.nongnu.org/archive/html/qemu-devel/2017-02/msg03527.html https://security.gentoo.org/glsa/201704-01

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5