CVE-2022-39189
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
14.3%
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.
Affected configurations
References
bugs.chromium.org/p/project-zero/issues/detail?id=2309
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6cd88243c7e03845a450795e134b488fc2afb736
github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736
lists.debian.org/debian-lts-announce/2023/10/msg00027.html
security.netapp.com/advisory/ntap-20230214-0007/
www.debian.org/security/2023/dsa-5480
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
0.0004 Low
EPSS
Percentile
14.3%