Ubuntu.comUB:CVE-2021-47403CVE-2021-47403
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 18.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 14.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 16.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 18.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
References
git.kernel.org/linus/bb8a4fcb2136508224c596a7e665bdba1d7c3c27 (5.15-rc4)
git.kernel.org/stable/c/31398849b84ebae0d43a1cf379cb9895597f221a
git.kernel.org/stable/c/3253c87e1e5bc0107aab773af2f135ebccf38666
git.kernel.org/stable/c/7cea848678470daadbfdaa6a112b823c290f900c
git.kernel.org/stable/c/811178f296b16af30264def74c8d2179a72d5562
git.kernel.org/stable/c/9c5b77a7ffc983b2429ce158b50497c5d3c86a69
git.kernel.org/stable/c/bb8a4fcb2136508224c596a7e665bdba1d7c3c27
git.kernel.org/stable/c/c0adb5a947dec6cff7050ec56d78ecd3916f9ce6
git.kernel.org/stable/c/dde4c1429b97383689f755ce92b4ed1e84a9c92b
launchpad.net/bugs/cve/CVE-2021-47403
nvd.nist.gov/vuln/detail/CVE-2021-47403
security-tracker.debian.org/tracker/CVE-2021-47403
www.cve.org/CVERecord?id=CVE-2021-47403
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