CVE-2022-39189
Linux KVM x86 KVA Use-After-Free (Vulnerability)
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.
INFO
Published Date :
Sept. 2, 2022, 5:15 a.m.
Last Modified :
Nov. 21, 2024, 7:17 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.8
Affected Products
The following products are affected by CVE-2022-39189
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-39189.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-39189 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-39189 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://bugs.chromium.org/p/project-zero/issues/detail?id=2309 Added Reference https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17 Added Reference https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6cd88243c7e03845a450795e134b488fc2afb736 Added Reference https://github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736 Added Reference https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html Added Reference https://security.netapp.com/advisory/ntap-20230214-0007/ Added Reference https://www.debian.org/security/2023/dsa-5480 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Oct. 20, 2023
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html [No Types Assigned] -
Modified Analysis by [email protected]
Sep. 12, 2023
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20230214-0007/ No Types Assigned https://security.netapp.com/advisory/ntap-20230214-0007/ Third Party Advisory Changed Reference Type https://www.debian.org/security/2023/dsa-5480 No Types Assigned https://www.debian.org/security/2023/dsa-5480 Third Party Advisory, VDB Entry Changed CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.18.17 OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.16 up to (excluding) 5.4.244 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5.0 up to (excluding) 5.10.180 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.60 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 5.18.17 Added CPE Configuration OR *cpe:2.3:a:netapp:hci_baseboard_management_controller:h300s:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hci_baseboard_management_controller:h410c:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hci_baseboard_management_controller:h410s:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hci_baseboard_management_controller:h500s:*:*:*:*:*:*:* *cpe:2.3:a:netapp:hci_baseboard_management_controller:h700s:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Aug. 19, 2023
Action Type Old Value New Value Added Reference https://www.debian.org/security/2023/dsa-5480 [No Types Assigned] -
CVE Modified by [email protected]
Feb. 14, 2023
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20230214-0007/ [No Types Assigned] -
Initial Analysis by [email protected]
Sep. 08, 2022
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://bugs.chromium.org/p/project-zero/issues/detail?id=2309 No Types Assigned https://bugs.chromium.org/p/project-zero/issues/detail?id=2309 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17 No Types Assigned https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.17 Patch, Release Notes, Vendor Advisory Changed Reference Type https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6cd88243c7e03845a450795e134b488fc2afb736 No Types Assigned https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6cd88243c7e03845a450795e134b488fc2afb736 Patch, Vendor Advisory Changed Reference Type https://github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736 No Types Assigned https://github.com/torvalds/linux/commit/6cd88243c7e03845a450795e134b488fc2afb736 Patch, Third Party Advisory Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.18.17
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-39189 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-39189
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.12234
percentile