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CVE-2021-20255
Published: Mar 9, 2021
Modified: Aug 3, 2024
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
n/a | QEMU | affected all versions |
Weaknesses (CWE)
References
https://bugzilla.redhat.com/show_bug.cgi?id=1930646
x_refsource_MISC
https://www.openwall.com/lists/oss-security/2021/02/25/1
x_refsource_MISC
[debian-lts-announce] 20210410 [SECURITY] [DLA 2623-1] qemu security update
mailing-list
x_refsource_MLIST
https://security.netapp.com/advisory/ntap-20210507-0003/
x_refsource_CONFIRM
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