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CVE-2021-20255 A stack overflow via an infinite recursion vulnerability was found in the eepro100 i8255x device emulator of QEMU
Description
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.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| QEMU | Versions not published |
References
- bugzilla.redhat.com bugzilla.redhat.com
- www.openwall.com www.openwall.com
- ruhr-uni-bochum.sciebo.de ruhr-uni-bochum.sciebo.de
- [debian-lts-announce] 20210410 [SECURITY] [DLA 2623-1] qemu security update lists.debian.org
- security.netapp.com security.netapp.com
Timeline
- Published
- Last modified
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