CVE-2022-49122
dm ioctl: prevent potential spectre v1 gadget
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: dm ioctl: prevent potential spectre v1 gadget It appears like cmd could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via speculative execution by using array_index_nospec.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Feb 26, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 76c94651005f58885facf9c973007f5ea01ab01f 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 58880025e3362024f6d8ea01cb0c7a5df6c84ba6 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 7ae2c5b89da3cfaf856df880af27d3bb32a74b3d 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 0320bac5801b31407200227173205d017488f140 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 71c8df33fd777c7628f6fbc09b14e84806c55914 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 02cc46f397eb3691c56affbd5073e54f7a82ac32 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 44e6cb3ab177faae840bb2c1ebda9a2539876184 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < dd86064417de828ff2102ddc6049c829bf7585b4 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < cd9c88da171a62c4b0f1c70e50c75845969fbc18
Linux / Linux
2.6.12
References
git.kernel.org: https://git.kernel.org/stable/c/76c94651005f58885facf9c973007f5ea01ab01f git.kernel.org: https://git.kernel.org/stable/c/58880025e3362024f6d8ea01cb0c7a5df6c84ba6 git.kernel.org: https://git.kernel.org/stable/c/7ae2c5b89da3cfaf856df880af27d3bb32a74b3d git.kernel.org: https://git.kernel.org/stable/c/0320bac5801b31407200227173205d017488f140 git.kernel.org: https://git.kernel.org/stable/c/71c8df33fd777c7628f6fbc09b14e84806c55914 git.kernel.org: https://git.kernel.org/stable/c/02cc46f397eb3691c56affbd5073e54f7a82ac32 git.kernel.org: https://git.kernel.org/stable/c/44e6cb3ab177faae840bb2c1ebda9a2539876184 git.kernel.org: https://git.kernel.org/stable/c/dd86064417de828ff2102ddc6049c829bf7585b4 git.kernel.org: https://git.kernel.org/stable/c/cd9c88da171a62c4b0f1c70e50c75845969fbc18