CVE-2021-4158
medium
CVSS v3
—
VIR risk
5.5
Description
Moderate: qemu-kvm security, bug fix, and enhancement update
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| rhel | 9 | fixed | |
| rocky | 8 | fixed | |
| rocky | 9 | fixed | |
| debian | bookworm | fixed | 1:6.2+dfsg-2 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 1:6.2+dfsg-2 |
| debian | sid | fixed | 1:6.2+dfsg-2 |
| debian | trixie | fixed | 1:6.2+dfsg-2 |
| almalinux | 8 | fixed | swtpm-devel-0.7.0-1.20211109gitb79fd91.module_el8.6.0+2880+7d9e3703.x86_64.rpm |
| almalinux | 9 | fixed | qemu-kvm-device-display-virtio-gpu-gl-7.0.0-13.el9.aarch64.rpm |
References
- https://access.redhat.com/errata/RHSA-2022:7967
- https://errata.rockylinux.org/RLSA-2022:1759
- https://errata.rockylinux.org/RLSA-2022:7967
- https://security-tracker.debian.org/tracker/CVE-2021-4158
- https://errata.almalinux.org/8/ALSA-2022-1759.html
- https://bugzilla.redhat.com/1951118
- https://bugzilla.redhat.com/1973784
- https://bugzilla.redhat.com/1999073
- https://bugzilla.redhat.com/2035002
- https://errata.almalinux.org/9/ALSA-2022-7967.html
💬 Discuss CVE-2021-4158 on VIR Community →
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.