CVE-2020-16092
Published: August 31, 2023Last modified: August 31, 2023
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 3.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | CHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | LOW |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | qemu | Not affected (7.1.0-r4) |
| Stream | qemu | Not affected (8.0.4-r0) |
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.gentoo.org/glsa/202208-27
- https://security.netapp.com/advisory/ntap-20200821-0006/
- https://usn.ubuntu.com/4467-1/
- https://www.debian.org/security/2020/dsa-4760