CVE-2021-47522
Bigbenff HID Null Pointer Dereference Vulnerability
Description
In the Linux kernel, the following vulnerability has been resolved: HID: bigbenff: prevent null pointer dereference When emulating the device through uhid, there is a chance we don't have output reports and so report_field is null.
INFO
Published Date :
May 24, 2024, 3:15 p.m.
Last Modified :
Nov. 21, 2024, 6:36 a.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-2021-47522.
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-2021-47522 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-47522 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.
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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/58f15f5ae7786c824868f3a7e093859b74669ce7 Added Reference https://git.kernel.org/stable/c/6272b17001e6fdcf7b4a16206287010a1523fa6e Added Reference https://git.kernel.org/stable/c/8e0ceff632f48175ec7fb4706129c55ca8a7c7bd Added Reference https://git.kernel.org/stable/c/918aa1ef104d286d16b9e7ef139a463ac7a296f0 -
Initial Analysis by [email protected]
Jun. 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/58f15f5ae7786c824868f3a7e093859b74669ce7 No Types Assigned https://git.kernel.org/stable/c/58f15f5ae7786c824868f3a7e093859b74669ce7 Patch Changed Reference Type https://git.kernel.org/stable/c/6272b17001e6fdcf7b4a16206287010a1523fa6e No Types Assigned https://git.kernel.org/stable/c/6272b17001e6fdcf7b4a16206287010a1523fa6e Patch Changed Reference Type https://git.kernel.org/stable/c/8e0ceff632f48175ec7fb4706129c55ca8a7c7bd No Types Assigned https://git.kernel.org/stable/c/8e0ceff632f48175ec7fb4706129c55ca8a7c7bd Patch Changed Reference Type https://git.kernel.org/stable/c/918aa1ef104d286d16b9e7ef139a463ac7a296f0 No Types Assigned https://git.kernel.org/stable/c/918aa1ef104d286d16b9e7ef139a463ac7a296f0 Patch Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.4.165 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.85 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.8 -
CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 28, 2024
Action Type Old Value New Value -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 24, 2024
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: HID: bigbenff: prevent null pointer dereference When emulating the device through uhid, there is a chance we don't have output reports and so report_field is null. Added Reference kernel.org https://git.kernel.org/stable/c/8e0ceff632f48175ec7fb4706129c55ca8a7c7bd [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/6272b17001e6fdcf7b4a16206287010a1523fa6e [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/58f15f5ae7786c824868f3a7e093859b74669ce7 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/918aa1ef104d286d16b9e7ef139a463ac7a296f0 [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-2021-47522 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-2021-47522
weaknesses.