CVE-2021-46919
"Intel Ixdm DMA Engine Permission Wrong". (Note: I will come up with the title based on the product/vendor name and vulnerability type, without mentioning any version information and/or parameter.)
Description
In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state.
INFO
Published Date :
Feb. 27, 2024, 7:15 a.m.
Last Modified :
April 10, 2024, 2:46 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-2021-46919
.
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-2021-46919
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-46919
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 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 28, 2024
Action Type Old Value New Value -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Apr. 10, 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 Changed Reference Type https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281 No Types Assigned https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281 Patch Changed Reference Type https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd No Types Assigned https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd Patch Changed Reference Type https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae No Types Assigned https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae Patch Added CWE NIST NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.6.0 up to (excluding) 5.10.32 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11.0 up to (excluding) 5.11.16 -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Feb. 27, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: fix wq size store permission state WQ size can only be changed when the device is disabled. Current code allows change when device is enabled but wq is disabled. Change the check to detect device state. Added Reference Linux https://git.kernel.org/stable/c/4ecf25595273203010bc8318c4aee60ad64037ae [No types assigned] Added Reference Linux https://git.kernel.org/stable/c/05b7791c4c4aa8304368fdc55ae911f6b34e7281 [No types assigned] Added Reference Linux https://git.kernel.org/stable/c/0fff71c5a311e1264988179f7dcc217fda15fadd [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-2021-46919
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-2021-46919
weaknesses.