CVE-2026-72066
cpu: hotplug: Bound hotplug states sysfs output
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: cpu: hotplug: Bound hotplug states sysfs output states_show() adds CPU hotplug state names into a single sysfs buffer using sprintf(). With enough registered states, this can write past the end of the PAGE_SIZE buffer. Use sysfs_emit_at() so output is bounded.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Aug 15, 2026 |
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Affected Versions
Linux / Linux
98f8cdce1db580b99fce823a48eea2cb2bdb261e < 2408be459c70ef4250da1a9e50f5478e6b250d61 98f8cdce1db580b99fce823a48eea2cb2bdb261e < de4d3d8ae17dc8b4cf8c59436c4b7e2dc2491635 98f8cdce1db580b99fce823a48eea2cb2bdb261e < 998f66e9ce320f3433f60b948e3698b744754a46 98f8cdce1db580b99fce823a48eea2cb2bdb261e < 61a73a123ac7a7fbc57382531f8cb7092d569aba 98f8cdce1db580b99fce823a48eea2cb2bdb261e < 6cb15b81ff545840048fb0e1a6e827d560dbf367 98f8cdce1db580b99fce823a48eea2cb2bdb261e < 631d53102da9f469c96b882b770336bec095b833 98f8cdce1db580b99fce823a48eea2cb2bdb261e < 86f436567f2516a0083b210bedc933544826a2c3
Linux / Linux
4.6
References
git.kernel.org: https://git.kernel.org/stable/c/2408be459c70ef4250da1a9e50f5478e6b250d61 git.kernel.org: https://git.kernel.org/stable/c/de4d3d8ae17dc8b4cf8c59436c4b7e2dc2491635 git.kernel.org: https://git.kernel.org/stable/c/998f66e9ce320f3433f60b948e3698b744754a46 git.kernel.org: https://git.kernel.org/stable/c/61a73a123ac7a7fbc57382531f8cb7092d569aba git.kernel.org: https://git.kernel.org/stable/c/6cb15b81ff545840048fb0e1a6e827d560dbf367 git.kernel.org: https://git.kernel.org/stable/c/631d53102da9f469c96b882b770336bec095b833 git.kernel.org: https://git.kernel.org/stable/c/86f436567f2516a0083b210bedc933544826a2c3