Vulnerability Description
An information disclosure vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0. The flaw exists in virgl_cmd_get_capset_info() in contrib/vhost-user-gpu/virgl.c and could occur due to the read of uninitialized memory. A malicious guest could exploit this issue to leak memory from the host.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Qemu | Qemu | <= 6.0.0 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- http://www.openwall.com/lists/oss-security/2021/05/31/1Mailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1958955Issue TrackingThird Party Advisory
- https://security.gentoo.org/glsa/202208-27Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210720-0008/Third Party Advisory
- https://www.debian.org/security/2021/dsa-4980Third Party Advisory
- http://www.openwall.com/lists/oss-security/2021/05/31/1Mailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1958955Issue TrackingThird Party Advisory
- https://security.gentoo.org/glsa/202208-27Third Party Advisory
- https://security.netapp.com/advisory/ntap-20210720-0008/Third Party Advisory
- https://www.debian.org/security/2021/dsa-4980Third Party Advisory
FAQ
What is CVE-2021-3545?
CVE-2021-3545 is a vulnerability with a CVSS score of 6.5 (MEDIUM). An information disclosure vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and including 6.0. The flaw exists in virgl_cmd_get_capset_info() in co...
How severe is CVE-2021-3545?
CVE-2021-3545 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-3545?
Check the references section above for vendor advisories and patch information. Affected products include: Qemu Qemu, Debian Debian Linux.