CVE-2021-3545
6.5 MEDIUMAn information disclosure vulnerability was found in the virtio vhost-user GPU device (vhost-user-gpu) of QEMU in versions up to and incl...
Published: 2021-06-02 · Last updated: 2026-06-17
Severity and scoring
- CVSS
- 6.5 MEDIUM
- Vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- CWE
- CWE-908
Affected products
| Vendor | Product |
|---|---|
| debian | debian_linux, qemu |
| qemu | debian_linux, qemu |
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.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2021-3545
- [Other]http://www.openwall.com/lists/oss-security/2021/05/31/1
- [Other]https://bugzilla.redhat.com/show_bug.cgi?id=1958955
- [Other]https://security.gentoo.org/glsa/202208-27
- [Other]https://security.netapp.com/advisory/ntap-20210720-0008/
- [Other]https://www.debian.org/security/2021/dsa-4980
- [Other]http://www.openwall.com/lists/oss-security/2021/05/31/1
- [Other]https://bugzilla.redhat.com/show_bug.cgi?id=1958955
- [Other]https://security.gentoo.org/glsa/202208-27
- [Other]https://security.netapp.com/advisory/ntap-20210720-0008/
- [Other]https://www.debian.org/security/2021/dsa-4980
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