CVE-2026-80814
rndis_host: add overflow check in rndis_rx_fixup()
Description
In the Linux kernel, the following vulnerability has been resolved: rndis_host: add overflow check in rndis_rx_fixup() Add an overflow check to ensure that data_offset + data_len + 8 does not wrap, which would enable an OOB read of the USB data buffer.
INFO
Published Date :
Sept. 4, 2026, 4:18 p.m.
Last Modified :
Sept. 7, 2026, 3:17 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Update the Linux kernel to the latest version.
- Ensure RNDIS driver is updated.
- Verify overflow checks are implemented.
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-2026-80814.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-80814 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-2026-80814
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-2026-80814 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-80814 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 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 07, 2026
Action Type Old Value New Value Added Affected Affected value modified. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/80xxx/CVE-2026-80814.json">CVE-2026-80814</a> -
New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Sep. 04, 2026
Action Type Old Value New Value Added Description In the Linux kernel, the following vulnerability has been resolved: rndis_host: add overflow check in rndis_rx_fixup() Add an overflow check to ensure that data_offset + data_len + 8 does not wrap, which would enable an OOB read of the USB data buffer. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/80xxx/CVE-2026-80814.json">CVE-2026-80814</a> Added Reference https://git.kernel.org/stable/c/10a6b99079697c5027b25352e882bdf54fef702a Added Reference https://git.kernel.org/stable/c/2140db1232af04b92faa6c4a2a40df6371ea89ff Added Reference https://git.kernel.org/stable/c/2ded89ca77fae1da6886fe94831acfe4d6aa80b1 Added Reference https://git.kernel.org/stable/c/8ca3bd404d076495ed0b274b65971c57b6fd5ac0 Added Reference https://git.kernel.org/stable/c/965a251f23ff69cfb4486974d4532e9bb551c7fc Added Reference https://git.kernel.org/stable/c/be7dc3650f799a253df4edd4fe230fc9ea4be063 Added Reference https://git.kernel.org/stable/c/c5398ce6db7647b7004d73a3102ccc25fb4bb596 Added Reference https://git.kernel.org/stable/c/e971d956353d382ee2185d71c47b538501a43f76 Added Reference https://git.kernel.org/stable/c/f8e6fde5db87f855e99b200e392467274f0eb9d7