CVE-2020-27617
QEMU: net: an assert failure via eth_get_gso_type
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · October 20, 2020
Updated · June 28, 2026
Description
An assert(3) failure flaw was found in the networking helper functions of QEMU. This vulnerability can occur in the eth_get_gso_type() routine if a packet does not have a valid networking L3 protocol (ex. IPv4, IPv6) value. This flaw allows a guest user to crash the QEMU process on the host, resulting in a denial of service.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 3.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
CWE-617 · Reachable Assertion