ID |
CVE-2021-20255
|
Sažetak |
A stack overflow via an infinite recursion vulnerability was found in the eepro100 i8255x device emulator of QEMU. This issue occurs while processing controller commands due to a DMA reentry issue. This flaw allows a guest user or process to consume CPU cycles or crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability. |
Reference |
|
CVSS |
Base: | 2.1 |
Impact: | 2.9 |
Exploitability: | 3.9 |
|
Pristup |
Vektor | Složenost | Autentikacija |
LOCAL |
LOW |
NONE |
|
Impact |
Povjerljivost | Cjelovitost | Dostupnost |
NONE |
NONE |
PARTIAL |
|
CVSS vektor |
AV:L/AC:L/Au:N/C:N/I:N/A:P |
Zadnje važnije ažuriranje |
05-08-2022 - 17:52 |
Objavljeno |
09-03-2021 - 20:15 |