CVE-2026-43251
HID: prodikeys: Check presence of pm->input_ep82
Description
In the Linux kernel, the following vulnerability has been resolved: HID: prodikeys: Check presence of pm->input_ep82 Fake USB devices can send their own report descriptors for which the input_mapping() hook does not get called. In this case, pm->input_ep82 stays NULL, which leads to a crash later. This does not happen with the real device, but can be provoked by imposing as one.
INFO
Published Date :
May 6, 2026, 12:16 p.m.
Last Modified :
May 6, 2026, 1:07 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Update the Linux kernel.
- Apply the "HID: prodikeys: Check presence of pm->input_ep82" patch.
- Reboot the system after applying updates.
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-2026-43251.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-43251 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-2026-43251
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-2026-43251 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-43251 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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New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
May. 06, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: HID: prodikeys: Check presence of pm->input_ep82 Fake USB devices can send their own report descriptors for which the input_mapping() hook does not get called. In this case, pm->input_ep82 stays NULL, which leads to a crash later. This does not happen with the real device, but can be provoked by imposing as one. Added Reference https://git.kernel.org/stable/c/3f1b21cc67a15d7d081378a9b8747dd000a017b8 Added Reference https://git.kernel.org/stable/c/cee8337e1bad168136aecfe6416ecd7d3aa7529a Added Reference https://git.kernel.org/stable/c/d08f35f843881ec504d7537a9bb728a073db3366 Added Reference https://git.kernel.org/stable/c/d5512ce892f774d37c53082adadfcad04f21b50e Added Reference https://git.kernel.org/stable/c/e7ac1cd823cd2e9fcbd5cb0b261d6d35dbb79341 Added Reference https://git.kernel.org/stable/c/edccbf7d6dc05d692bde3a89de5a4001f72a0fa4 Added Reference https://git.kernel.org/stable/c/ee572578f09f0e743e9383393a75c3a7a0f9b4c2 Added Reference https://git.kernel.org/stable/c/f580c79683356632f12f2c2029f2fe936d953aa1