CVE-2020-16092

low

Description

In QEMU through 5.0.0, an assertion failure can occur in the network packet processing. This issue affects the e1000e and vmxnet3 network devices. A malicious guest user/process could use this flaw to abort the QEMU process on the host, resulting in a denial of service condition in net_tx_pkt_add_raw_fragment in hw/net/net_tx_pkt.c.

References

http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00024.html

http://www.openwall.com/lists/oss-security/2020/08/10/1

https://lists.debian.org/debian-lts-announce/2020/09/msg00013.html

https://lists.nongnu.org/archive/html/qemu-devel/2020-07/msg07563.html

https://security.netapp.com/advisory/ntap-20200821-0006/

https://usn.ubuntu.com/4467-1/

https://www.debian.org/security/2020/dsa-4760

Details

Source: MITRE

Published: 2020-08-11

Updated: 2020-10-13

Type: CWE-617

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 3.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L

Impact Score: 1.4

Exploitability Score: 2

Severity: LOW