CVE-2021-3545
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- CVE-2021-3545
CVE Details
| Release Date: | 2021-06-02 |
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.
See more information about CVE-2021-3545 from MITRE CVE dictionary and NIST NVD
CVSS v3.0 metrics
NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.
| Base Score: | 6.5 | Base Metrics: | AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N |
| Access Vector: | Local network | Attack Complexity: | Low |
| Privileges Required: | Low | User Interaction: | None |
| Scope: | Changed | Confidentiality Impact: | High |
| Integrity Impact: | None | Availability Impact: | None |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (qemu) | ELSA-2021-9425 | 2021-08-17 |
| Oracle Linux version 8 (hivex) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (libguestfs) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (libguestfs-winsupport) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (libiscsi) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (libnbd) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (libvirt) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (libvirt-dbus) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (libvirt-python) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (nbdkit) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (netcf) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (perl-Sys-Virt) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (qemu-kvm) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (seabios) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (sgabios) | ELSA-2021-9568 | 2021-12-01 |
| Oracle Linux version 8 (supermin) | ELSA-2021-9568 | 2021-12-01 |
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