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CVE-2021-47403
Published: May 21, 2024
Modified: May 11, 2026
PUBLISHED
Description
In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fix module reference leak A reference to the carrier module was taken on every open but was only released once when the final reference to the tty struct was dropped. Fix this by taking the module reference and initialising the tty driver data when installing the tty.
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected 82a82340bab6c251e0705339f60763718eaa2a22 - < 31398849b84ebae0d43a1cf379cb9895597f221aaffected 82a82340bab6c251e0705339f60763718eaa2a22 - < c0adb5a947dec6cff7050ec56d78ecd3916f9ce6affected 82a82340bab6c251e0705339f60763718eaa2a22 - < dde4c1429b97383689f755ce92b4ed1e84a9c92baffected 82a82340bab6c251e0705339f60763718eaa2a22 - < 9c5b77a7ffc983b2429ce158b50497c5d3c86a69affected 82a82340bab6c251e0705339f60763718eaa2a22 - < 3253c87e1e5bc0107aab773af2f135ebccf38666+3 more versions |
Linux | Linux | affected 3.18unaffected 0 - < 3.18unaffected 4.4.286 - <= 4.4.*unaffected 4.9.285 - <= 4.9.*unaffected 4.14.249 - <= 4.14.*+5 more versions |
References
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