Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Linux Linux
Default version status: unaffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 76c94651005f58885facf9c973007f5ea01ab01faffected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 58880025e3362024f6d8ea01cb0c7a5df6c84ba6affected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 7ae2c5b89da3cfaf856df880af27d3bb32a74b3daffected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 0320bac5801b31407200227173205d017488f140affected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 71c8df33fd777c7628f6fbc09b14e84806c55914affected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 02cc46f397eb3691c56affbd5073e54f7a82ac32affected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 44e6cb3ab177faae840bb2c1ebda9a2539876184affected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < dd86064417de828ff2102ddc6049c829bf7585b4affected1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < cd9c88da171a62c4b0f1c70e50c75845969fbc18affected
Linux Linux
Default version status: affected
2.6.12affected0 to < 2.6.12unaffected4.9.311 to ≤ 4.9.*unaffected4.14.276 to ≤ 4.14.*unaffected4.19.238 to ≤ 4.19.*unaffected5.4.189 to ≤ 5.4.*unaffected5.10.111 to ≤ 5.10.*unaffected5.15.34 to ≤ 5.15.*unaffected5.16.20 to ≤ 5.16.*unaffected5.17.3 to ≤ 5.17.*unaffected5.18 to ≤ *unaffected
References
- https://git.kernel.org/stable/c/76c94651005f58885facf9c973007f5ea01ab01f ↗
- https://git.kernel.org/stable/c/58880025e3362024f6d8ea01cb0c7a5df6c84ba6 ↗
- https://git.kernel.org/stable/c/7ae2c5b89da3cfaf856df880af27d3bb32a74b3d ↗
- https://git.kernel.org/stable/c/0320bac5801b31407200227173205d017488f140 ↗
- https://git.kernel.org/stable/c/71c8df33fd777c7628f6fbc09b14e84806c55914 ↗
- https://git.kernel.org/stable/c/02cc46f397eb3691c56affbd5073e54f7a82ac32 ↗
- https://git.kernel.org/stable/c/44e6cb3ab177faae840bb2c1ebda9a2539876184 ↗
- https://git.kernel.org/stable/c/dd86064417de828ff2102ddc6049c829bf7585b4 ↗
- https://git.kernel.org/stable/c/cd9c88da171a62c4b0f1c70e50c75845969fbc18 ↗