CVE-2024-42135
Linux Kernel: Vhost Task SIGKILL Handling Vulnerability
Description
In the Linux kernel, the following vulnerability has been resolved: vhost_task: Handle SIGKILL by flushing work and exiting Instead of lingering until the device is closed, this has us handle SIGKILL by: 1. marking the worker as killed so we no longer try to use it with new virtqueues and new flush operations. 2. setting the virtqueue to worker mapping so no new works are queued. 3. running all the exiting works.
INFO
Published Date :
July 30, 2024, 8:15 a.m.
Last Modified :
Dec. 11, 2024, 2:59 p.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
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-2024-42135.
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-2024-42135 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2024-42135 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.
-
Initial Analysis by [email protected]
Dec. 11, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 6.6.39 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.9.9 Changed Reference Type https://git.kernel.org/stable/c/abe067dc3a662eef7d5cddbbc41ed50a0b68b0af No Types Assigned https://git.kernel.org/stable/c/abe067dc3a662eef7d5cddbbc41ed50a0b68b0af Patch Changed Reference Type https://git.kernel.org/stable/c/abe067dc3a662eef7d5cddbbc41ed50a0b68b0af No Types Assigned https://git.kernel.org/stable/c/abe067dc3a662eef7d5cddbbc41ed50a0b68b0af Patch Changed Reference Type https://git.kernel.org/stable/c/db5247d9bf5c6ade9fd70b4e4897441e0269b233 No Types Assigned https://git.kernel.org/stable/c/db5247d9bf5c6ade9fd70b4e4897441e0269b233 Patch Changed Reference Type https://git.kernel.org/stable/c/db5247d9bf5c6ade9fd70b4e4897441e0269b233 No Types Assigned https://git.kernel.org/stable/c/db5247d9bf5c6ade9fd70b4e4897441e0269b233 Patch Changed Reference Type https://git.kernel.org/stable/c/dec987fe2df670827eb53b97c9552ed8dfc63ad4 No Types Assigned https://git.kernel.org/stable/c/dec987fe2df670827eb53b97c9552ed8dfc63ad4 Patch Changed Reference Type https://git.kernel.org/stable/c/dec987fe2df670827eb53b97c9552ed8dfc63ad4 No Types Assigned https://git.kernel.org/stable/c/dec987fe2df670827eb53b97c9552ed8dfc63ad4 Patch -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://git.kernel.org/stable/c/abe067dc3a662eef7d5cddbbc41ed50a0b68b0af Added Reference https://git.kernel.org/stable/c/db5247d9bf5c6ade9fd70b4e4897441e0269b233 Added Reference https://git.kernel.org/stable/c/dec987fe2df670827eb53b97c9552ed8dfc63ad4 -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jul. 30, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: vhost_task: Handle SIGKILL by flushing work and exiting Instead of lingering until the device is closed, this has us handle SIGKILL by: 1. marking the worker as killed so we no longer try to use it with new virtqueues and new flush operations. 2. setting the virtqueue to worker mapping so no new works are queued. 3. running all the exiting works. Added Reference kernel.org https://git.kernel.org/stable/c/abe067dc3a662eef7d5cddbbc41ed50a0b68b0af [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/dec987fe2df670827eb53b97c9552ed8dfc63ad4 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/db5247d9bf5c6ade9fd70b4e4897441e0269b233 [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-42135 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-2024-42135
weaknesses.