CVE-2026-74676
Published Aug 22, 2026
Modified Aug 25, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: vt: add permission check for KDSKBMETA ioctl KDSKBMETA modifies keyboard meta mode but lacks the !perm check that all other keyboard setter ioctls in vt_k_ioctl() enforce, allowing a process to change meta mode on a non-controlling console without authorization.
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EPSS — Exploit Prediction
0.0018
Probability of exploitation
0.07%
Percentile rank
EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.
References
Other References
https://git.kernel.org/stable/c/1c5b67a1e2cb7d78dab321280f330b056e3bf437
https://git.kernel.org/stable/c/4671c3b79e337bbae28c2d79023dc642df012bde
https://git.kernel.org/stable/c/7bf32337a7103ccb686cbd240324bf26225ef2d6
https://git.kernel.org/stable/c/9f8cbaf4b774694dcc292e60509762483ebfd9ae
https://git.kernel.org/stable/c/a1c31e026c93e378e297a8df8328983d3013a59f
https://git.kernel.org/stable/c/a7ad0034453ba4c353f9b8f810ee2569de33d283
https://git.kernel.org/stable/c/d8ead5083b203d12b8319e7cb29cc6b8836e813f
https://git.kernel.org/stable/c/ddc4a8303347114e945b9e6e81b81d77855f7358
Frequently Asked Questions
What is CVE-2026-74676? +
In the Linux kernel, the following vulnerability has been resolved:
vt: add permission check for KDSKBMETA ioctl
KDSKBMETA modifies keyboard meta mode but lacks the !perm check that all
other keyboard setter ioctls in vt_k_ioctl() enforce, allowing a process
to change meta mode on a non-controlling console without authorization.
How do I check if I'm vulnerable to CVE-2026-74676? +
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.