CVE-2021-47364

In the Linux kernel, the following vulnerability has been resolved: comedi: Fix memory leak in compat_insnlist() `compat_insnlist()` handles the 32-bit version of the `COMEDI_INSNLIST` ioctl (whenwhen `CONFIG_COMPAT` is enabled). It allocates memory to temporarily hold an array of `struct comedi_insn` converted from the 32-bit version in user space. This memory is only being freed if there is a fault while filling the array, otherwise it is leaked. Add a call to `kfree()` to fix the leak.

The following products are affected by CVE-2021-47364 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2021-47364.

URL	Resource
https://git.kernel.org/stable/c/8d6a21e4cd6a319b0662cbe4ad6199e276ac776a
https://git.kernel.org/stable/c/bb509a6ffed2c8b0950f637ab5779aa818ed1596
https://git.kernel.org/stable/c/f217b6c1e28ed0b353634ce4d92a155b80bd1671
https://lore.kernel.org/linux-cve-announce/2024052138-CVE-2021-47364-a7c7@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47364
https://www.cve.org/CVERecord?id=CVE-2021-47364