CVE-2021-4158
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.
- Score
- CVSS 3.1 6.0 Medium
- Status
- Modified - secalert@redhat.com
- Published
- 2022-08-24
- Last modified
- 2024-08-03
- Weaknesses
- CWE-476
Affected products
References
- https://access.redhat.com/security/cve/CVE-2021-4158
- https://bugzilla.redhat.com/show_bug.cgi?id=2035002
- https://gitlab.com/qemu-project/qemu/-/commit/9bd6565ccee68f72d5012e24646e12a1c662827e
- https://gitlab.com/qemu-project/qemu/-/issues/770
- https://www.mail-archive.com/qemu-devel%40nongnu.org/msg857944.html
