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Affected Component
Analysis
qemu
Exploitable
Name
CVE-2021-4206
Description
A flaw was found in the QXL display device emulation in QEMU. An integer overflow in the cursor_alloc() function can lead to the allocation of a small cursor object followed by a subsequent heap-based buffer overflow. This flaw allows a malicious privileged guest user to crash the QEMU process on the host or potentially execute arbitrary code within the context of the QEMU process.
Published Date
Updated Date
Workaround
-
Advisories
https://bugzilla.redhat.com/show_bug.cgi?id=2036998Issue Tracking
https://security.gentoo.org/glsa/202208-27Third Party Advisory
https://www.debian.org/security/2022/dsa-5133Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2036998Issue Tracking
https://security.gentoo.org/glsa/202208-27Third Party Advisory
https://www.debian.org/security/2022/dsa-5133Third Party Advisory
Analysis#
Vulnerability Ratings#
8.2
CVSSv31
4.6
CVSSv2