CVE-2022-39189
- State
- Published
- Severity
- 7.8 High
- Published
- Sep 2, 2022
- Updated
- May 5, 2025
- Reserved
- Sep 2, 2022
Description
An issue was discovered the x86 KVM subsystem in the Linux kernel before 5.18.17. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVM_VCPU_PREEMPTED situations.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.8 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H | CISA-ADP |
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://bugs.chromium.org/p/project-zero/issues/detail?id=2309
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17
- https://github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6cd88243c7e03845a450795e134b488fc2afb736
- https://security.netapp.com/advisory/ntap-20230214-0007/
- DSA-5480vendor-advisory
- [debian-lts-announce] 20231019 [SECURITY] [DLA 3623-1] linux-5.10 security updatemailing-list
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