CVE-2026-63900
Published Jul 19, 2026
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.
Is your site exposed to CVE-2026-63900?
Run a free security scan — no signup, results in seconds.
References
Other References
https://git.kernel.org/stable/c/0bde5431037a076ff3750da2165fd77a6f5ff058
https://git.kernel.org/stable/c/3759a40738b83bb61699c85f063202b514b94f77
https://git.kernel.org/stable/c/41d9673941eebdde62ee73848fcfe4ae1105c979
https://git.kernel.org/stable/c/ab8336a7e414f018430aa1af3a46944032f7ff96
https://git.kernel.org/stable/c/bd6c5fe59f374b63173afe5cf0ab38a9a370f2c1
https://git.kernel.org/stable/c/e124120e89b61a967e40dee6b5e1ecafc45c09d9
https://git.kernel.org/stable/c/ea2b792330b44b6d7ce671c3e1d59d0c121f7ed1
https://git.kernel.org/stable/c/f7f566ad7519c7ca3bc9071350002940a2b0e22a
Frequently Asked Questions
What is CVE-2026-63900? +
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.
How do I check if I'm vulnerable to CVE-2026-63900? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.