An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits (tx) descriptors in process_tx_desc if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host resulting in a denial of service. The highest threat from this vulnerability is to system availability.
| Reporter | Title | Published | Views | Family All 190 |
|---|---|---|---|---|
 | CVE-2021-20257 | 16 Mar 202215:15 | – | attackerkb |
 | Amazon Linux 2 : qemu (ALAS-2023-2060) | 5 Jun 202300:00 | – | nessus |
| Alibaba Cloud Linux 3 : 0119: virt:rhel and virt-devel:rhel (ALINUX3-SA-2022:0119) | 14 May 202500:00 | – | nessus |
| AlmaLinux 8 : virt:rhel and virt-devel:rhel (ALSA-2021:5238) | 11 Mar 202200:00 | – | nessus |
| CentOS 8 : virt:rhel and virt-devel:rhel (CESA-2021:5238) | 21 Dec 202100:00 | – | nessus |
| Debian DLA-2623-1 : qemu security update | 12 Apr 202100:00 | – | nessus |
| Debian dla-3099 : qemu - security update | 5 Sep 202200:00 | – | nessus |
| EulerOS Virtualization 2.10.0 : qemu (EulerOS-SA-2022-2043) | 14 Jul 202200:00 | – | nessus |
| EulerOS Virtualization 2.10.1 : qemu (EulerOS-SA-2022-2071) | 14 Jul 202200:00 | – | nessus |
| EulerOS Virtualization 3.0.6.6 : qemu (EulerOS-SA-2022-2533) | 9 Oct 202200:00 | – | nessus |
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10 Mar 2023 08:00Current
6.5Medium risk
Vulners AI Score6.5
CVSS 22.1
CVSS 3.16.5
EPSS0.0037