REDHAT-BUG-1930646: Low severity qemu vulnerability
A stack overflow via infinite recursion issue was found in the eepro100 i8255x device emulator of QEMU. It could occur while processing controller commands due to DMA re-entrancy issue. A guest user/process may use this flaw to consume cpu cycles or crash the QEMU process on the host resulting in DoS scenario.
Upstream patch: --------------- -> https://lists.gnu.org/archive/html/qemu-devel/2021-02/msg06098.html
Affected Software
Event History
Frequently Asked Questions
What is the severity of REDHAT-BUG-1930646?
REDHAT-BUG-1930646 is classified as a critical vulnerability due to its potential to crash the QEMU process.
How do I fix REDHAT-BUG-1930646?
To fix REDHAT-BUG-1930646, apply the latest patches or updates provided by QEMU that address this stack overflow issue.
What causes REDHAT-BUG-1930646?
REDHAT-BUG-1930646 is caused by a stack overflow resulting from infinite recursion in the eepro100 i8255x device emulator.
Who is affected by REDHAT-BUG-1930646?
Users running QEMU with the eepro100 i8255x device emulator are affected by REDHAT-BUG-1930646.
Can REDHAT-BUG-1930646 lead to security risks?
Yes, REDHAT-BUG-1930646 can lead to security risks such as CPU resource exhaustion and potential denial of service.