CVE-2022-50348
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-09-16
Last updated on: 2025-12-01
Assigner: kernel.org
Description
Description
In the Linux kernel, the following vulnerability has been resolved:
nfsd: Fix a memory leak in an error handling path
If this memdup_user() call fails, the memory allocated in a previous call
a few lines above should be freed. Otherwise it leaks.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | From 5.4 (inc) to 5.4.220 (exc) |
| linux | linux_kernel | From 5.5 (inc) to 5.10.150 (exc) |
| linux | linux_kernel | From 5.11 (inc) to 5.15.75 (exc) |
| linux | linux_kernel | From 5.16 (inc) to 5.19.17 (exc) |
| linux | linux_kernel | From 6.0 (inc) to 6.0.3 (exc) |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-401 | The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a memory leak in the Linux kernel's NFS daemon (nfsd). Specifically, when the memdup_user() function call fails during error handling, previously allocated memory is not freed, causing a memory leak.
How can this vulnerability impact me? :
The memory leak can lead to increased memory usage over time, potentially degrading system performance or causing resource exhaustion if the issue occurs repeatedly.
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