CVE-2021-47033
"Mitel mt76 tx skb dma Unmap Memory Leak"
Description
In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: fix tx skb dma unmap The first pointer in the txp needs to be unmapped as well, otherwise it will leak DMA mapping entries
INFO
Published Date :
Feb. 28, 2024, 9:15 a.m.
Last Modified :
Dec. 12, 2024, 3:39 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- There is no known solution at this time.
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-2021-47033.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-47033 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-2021-47033
weaknesses.
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-2021-47033 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-47033 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. 12, 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 CWE-401 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.10 up to (excluding) 5.10.37 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.11.21 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.12 up to (excluding) 5.12.4 Changed Reference Type https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94 No Types Assigned https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94 Patch Changed Reference Type https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94 No Types Assigned https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94 Patch Changed Reference Type https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 No Types Assigned https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 Patch Changed Reference Type https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 No Types Assigned https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 Patch Changed Reference Type https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 No Types Assigned https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 Patch Changed Reference Type https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 No Types Assigned https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 Patch Changed Reference Type https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9 No Types Assigned https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9 Patch Changed Reference Type https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9 No Types Assigned https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9 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/75bc5f779a7664d1fc19cb915039439c6e58bb94 Added Reference https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 Added Reference https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 Added Reference https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9 -
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 -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Feb. 28, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: fix tx skb dma unmap The first pointer in the txp needs to be unmapped as well, otherwise it will leak DMA mapping entries Added Reference Linux https://git.kernel.org/stable/c/75bc5f779a7664d1fc19cb915039439c6e58bb94 [No types assigned] Added Reference Linux https://git.kernel.org/stable/c/a025277a80add18c33d01042525a74fe5b875f25 [No types assigned] Added Reference Linux https://git.kernel.org/stable/c/821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2 [No types assigned] Added Reference Linux https://git.kernel.org/stable/c/ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9 [No types assigned]