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
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a QEMU
all versionsaffected
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1930646 ↗
- https://www.openwall.com/lists/oss-security/2021/02/25/1 ↗
- https://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Feepro100_stackoverflow1 ↗
- https://lists.debian.org/debian-lts-announce/2021/04/msg00009.html ↗
- https://security.netapp.com/advisory/ntap-20210507-0003/ ↗