Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: memstick/ms_block: Fix a memory leak 'erased_blocks_bitmap' is never freed. As it is allocated at the same time as 'used_blocks_bitmap', it is likely that it should be freed also at the same time. Add the corresponding bitmap_free() in msb_data_clear().
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.12, < 4.14.291 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/16e07966638717416abf45393d6a80a5a1034429Patch
- https://git.kernel.org/stable/c/37958980eb4cd71ae594ace093c11b6a91e165e8Patch
- https://git.kernel.org/stable/c/39be95d1ff7b44c1e969af72ba9da7332dfcc1daPatch
- https://git.kernel.org/stable/c/54eb7a55be6779c4d0c25eaf5056498a28595049Patch
- https://git.kernel.org/stable/c/9260a154b3b5e387dbceec7c0ac441470646bc6fPatch
- https://git.kernel.org/stable/c/961d7d12080fe70847f944d656e36cd0dd0214baPatch
- https://git.kernel.org/stable/c/9d8b911fe3c3ed788c66edba7c90e32a4a7a5f53Patch
- https://git.kernel.org/stable/c/efd675246aec045507b9425c67b548cc2d782d8fPatch
FAQ
What is CVE-2022-50140?
CVE-2022-50140 is a vulnerability with a CVSS score of 5.5 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: memstick/ms_block: Fix a memory leak 'erased_blocks_bitmap' is never freed. As it is allocated at the same time as 'used_blocks_bi...
How severe is CVE-2022-50140?
CVE-2022-50140 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-50140?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.