CVE-2022-50107
N/A
N/A
Summary
In the Linux kernel, the following vulnerability has been resolved:
cifs: Fix memory leak when using fscache
If we hit the 'index == next_cached' case, we leak a refcount on the struct page. Fix this by using readahead_folio() which takes care of the refcount for you.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 0174ee9947bd0f24fee2794b35258960d108b7aa < 7105b4047481bc2950fb767cff328d8b75292c0f | affected |
| Linux | Linux | 0174ee9947bd0f24fee2794b35258960d108b7aa < ae497726cd090673a4d20ac725ccc2de8067a7a5 | affected |
| Linux | Linux | 0174ee9947bd0f24fee2794b35258960d108b7aa < c6f62f81b488d00afaa86bae26c6ce9ab12c709e | affected |
| Linux | Linux | 5.17 | affected |
| Linux | Linux | 0 < 5.17 | unaffected |
| Linux | Linux | 5.18.18 <= 5.18.* | unaffected |
| Linux | Linux | 5.19.2 <= 5.19.* | unaffected |
| Linux | Linux | 6.0 <= * | unaffected |
Weaknesses
References
- https://git.kernel.org/stable/c/7105b4047481bc2950fb767cff328d8b75292c0f
- https://git.kernel.org/stable/c/ae497726cd090673a4d20ac725ccc2de8067a7a5
- https://git.kernel.org/stable/c/c6f62f81b488d00afaa86bae26c6ce9ab12c709e
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