Unrated severityNVD Advisory· Published Aug 24, 2022· Updated Aug 3, 2024
CVE-2021-4158
CVE-2021-4158
Description
A NULL pointer dereference issue was found in the ACPI code of QEMU. A malicious, privileged user within the guest could use this flaw to crash the QEMU process on the host, resulting in a denial of service condition.
Affected products
1Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
5- access.redhat.com/security/cve/CVE-2021-4158mitrex_refsource_MISC
- bugzilla.redhat.com/show_bug.cgimitrex_refsource_MISC
- gitlab.com/qemu-project/qemu/-/commit/9bd6565ccee68f72d5012e24646e12a1c662827emitrex_refsource_MISC
- gitlab.com/qemu-project/qemu/-/issues/770mitrex_refsource_MISC
- www.mail-archive.com/qemu-devel%40nongnu.org/msg857944.htmlmitrex_refsource_MISC
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