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.
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
Source: MITRE
Published: 2017-03-20
Updated: 2020-11-20
Type: CWE-120
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH