Vulnerability Description
A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | < 6.0.0 |
| Fedoraproject | Fedora | 33 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/04/16/3Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1909766Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202208-27Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210713-0006/Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/04/16/3Mailing ListPatchThird Party Advisory
- http://www.openwall.com/lists/oss-security/2021/04/16/3Mailing ListPatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1909766Issue TrackingPatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00008.htmlMailing ListThird Party Advisory
- https://security.gentoo.org/glsa/202208-27Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210713-0006/Third Party Advisory
- https://www.openwall.com/lists/oss-security/2021/04/16/3Mailing ListPatchThird Party Advisory
FAQ
What is CVE-2020-35504?
CVE-2020-35504 is a vulnerability with a CVSS score of 6.0 (MEDIUM). A NULL pointer dereference flaw was found in the SCSI emulation support of QEMU in versions before 6.0.0. This flaw allows a privileged guest user to crash the QEMU process on the host, resulting in a...
How severe is CVE-2020-35504?
CVE-2020-35504 has been rated MEDIUM with a CVSS base score of 6.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-35504?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Fedoraproject Fedora, Debian Debian Linux.