CVE-2026-74676
vt: add permission check for KDSKBMETA ioctl
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 22, 2026 |
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Affected Versions
Linux / Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 9f8cbaf4b774694dcc292e60509762483ebfd9ae 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < ddc4a8303347114e945b9e6e81b81d77855f7358 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 1c5b67a1e2cb7d78dab321280f330b056e3bf437 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < d8ead5083b203d12b8319e7cb29cc6b8836e813f 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 4671c3b79e337bbae28c2d79023dc642df012bde 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < a1c31e026c93e378e297a8df8328983d3013a59f 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 7bf32337a7103ccb686cbd240324bf26225ef2d6 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < a7ad0034453ba4c353f9b8f810ee2569de33d283 0 < 5.10.265 0 < 5.15.216 0 < 6.1.183 0 < 6.6.152 0 < 6.12.104 0 < 6.18.45 0 < 7.1.9
Linux / Linux
All versions affected References
git.kernel.org: https://git.kernel.org/stable/c/9f8cbaf4b774694dcc292e60509762483ebfd9ae git.kernel.org: https://git.kernel.org/stable/c/ddc4a8303347114e945b9e6e81b81d77855f7358 git.kernel.org: https://git.kernel.org/stable/c/1c5b67a1e2cb7d78dab321280f330b056e3bf437 git.kernel.org: https://git.kernel.org/stable/c/d8ead5083b203d12b8319e7cb29cc6b8836e813f git.kernel.org: https://git.kernel.org/stable/c/4671c3b79e337bbae28c2d79023dc642df012bde git.kernel.org: https://git.kernel.org/stable/c/a1c31e026c93e378e297a8df8328983d3013a59f git.kernel.org: https://git.kernel.org/stable/c/7bf32337a7103ccb686cbd240324bf26225ef2d6 git.kernel.org: https://git.kernel.org/stable/c/a7ad0034453ba4c353f9b8f810ee2569de33d283