CVE-2026-63900
USB: serial: keyspan: fix missing indat transfer sanity check
Description
In the Linux kernel, the following vulnerability has been resolved: USB: serial: keyspan: fix missing indat transfer sanity check Add the missing sanity check on the size of usa49wg indat transfers to avoid parsing stale or uninitialised slab data.
INFO
Published Date :
July 19, 2026, 4:17 p.m.
Last Modified :
July 27, 2026, 5:44 p.m.
Remotely Exploit :
No
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
- Update the Linux kernel to the latest version.
- Verify the integrity of slab data.
- Ensure proper indat transfer handling.
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-2026-63900.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-63900 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-2026-63900
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-2026-63900 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-63900 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
Jul. 19, 2026
Action Type Old Value New Value Added Affected [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': 'bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1', 'versionType': 'git'}, {'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': 'e124120e89b61a967e40dee6b5e1ecafc45c09d9', 'versionType': 'git'}, {'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': '41d9673941eebdde62ee73848fcfe4ae1105c979', 'versionType': 'git'}, {'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': '0bde5431037a076ff3750da2165fd77a6f5ff058', 'versionType': 'git'}, {'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': '3759a40738b83bb61699c85f063202b514b94f77', 'versionType': 'git'}, {'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': 'ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1', 'versionType': 'git'}, {'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': 'f7f566ad7519c7ca3bc9071350002940a2b0e22a', 'versionType': 'git'}, {'status': 'affected', 'version': '0ca1268e109acf6d71507398cb95cab2e670b654', 'lessThan': 'ab8336a7e414f018430aa1af3a46944032f7ff96', 'versionType': 'git'}], 'programFiles': ['drivers/usb/serial/keyspan.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '2.6.23'}, {'status': 'unaffected', 'version': '0', 'lessThan': '2.6.23', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.10.259', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'status': 'unaffected', 'version': '5.15.210', 'versionType': 'semver', 'lessThanOrEqual': '5.15.*'}, {'status': 'unaffected', 'version': '6.1.176', 'versionType': 'semver', 'lessThanOrEqual': '6.1.*'}, {'status': 'unaffected', 'version': '6.6.143', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.93', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.18.35', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '7.0.12', 'versionType': 'semver', 'lessThanOrEqual': '7.0.*'}, {'status': 'unaffected', 'version': '7.1', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['drivers/usb/serial/keyspan.c'], 'defaultStatus': 'affected'}] Added Description In the Linux kernel, the following vulnerability has been resolved: USB: serial: keyspan: fix missing indat transfer sanity check Add the missing sanity check on the size of usa49wg indat transfers to avoid parsing stale or uninitialised slab data. Added Reference https://git.kernel.org/stable/c/0bde5431037a076ff3750da2165fd77a6f5ff058 Added Reference https://git.kernel.org/stable/c/3759a40738b83bb61699c85f063202b514b94f77 Added Reference https://git.kernel.org/stable/c/41d9673941eebdde62ee73848fcfe4ae1105c979 Added Reference https://git.kernel.org/stable/c/ab8336a7e414f018430aa1af3a46944032f7ff96 Added Reference https://git.kernel.org/stable/c/bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1 Added Reference https://git.kernel.org/stable/c/e124120e89b61a967e40dee6b5e1ecafc45c09d9 Added Reference https://git.kernel.org/stable/c/ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1 Added Reference https://git.kernel.org/stable/c/f7f566ad7519c7ca3bc9071350002940a2b0e22a