CVE-2018-12904
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
In arch/x86/kvm/vmx.c in the Linux kernel before 4.17.2, when nested virtualization is used, local attackers could cause L1 KVM guests to VMEXIT, potentially allowing privilege escalations and denial of service attacks due to lack of checking of CPL.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2018-12904
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2018-12904.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 4.16.16-1 |
| debian | bullseye | fixed | 4.16.16-1 |
| debian | forky | fixed | 4.16.16-1 |
| debian | sid | fixed | 4.16.16-1 |
| debian | trixie | fixed | 4.16.16-1 |
References
Verify integrity in audit chain (admin only). AS-IS.