CVE-2022-50785
N/A
N/A
Summary
In the Linux kernel, the following vulnerability has been resolved:
fsi: occ: Prevent use after free
Use get_device and put_device in the open and close functions to make sure the device doesn't get freed while a file descriptor is open. Also, lock around the freeing of the device buffer and check the buffer before using it in the submit function.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 008d3825a805557464c5e75f9eb806a3aa2f5e6d < 1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe | affected |
| Linux | Linux | 008d3825a805557464c5e75f9eb806a3aa2f5e6d < 3593e8efc9f0dac6be70bd5c964eadaa86bf2713 | affected |
| Linux | Linux | 008d3825a805557464c5e75f9eb806a3aa2f5e6d < d3e1e24604031b0d83b6c2d38f54eeea265cfcc0 | affected |
| Linux | Linux | 5.16 | affected |
| Linux | Linux | 0 < 5.16 | unaffected |
| Linux | Linux | 5.19.17 <= 5.19.* | unaffected |
| Linux | Linux | 6.0.3 <= 6.0.* | unaffected |
| Linux | Linux | 6.1 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/1d5ad0a874ddfcee9f932f54b1d34cbe8b9ddcfe
- https://git.kernel.org/stable/c/3593e8efc9f0dac6be70bd5c964eadaa86bf2713
- https://git.kernel.org/stable/c/d3e1e24604031b0d83b6c2d38f54eeea265cfcc0
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