CVE-2023-53318
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:
recordmcount: Fix memory leaks in the uwrite function
Common realloc mistake: 'file_append' nulled but not freed upon failure
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | to 4.14.316 (exc) |
| linux | linux_kernel | From 4.15 (inc) to 4.19.284 (exc) |
| linux | linux_kernel | From 4.20 (inc) to 5.4.244 (exc) |
| linux | linux_kernel | From 5.5 (inc) to 5.10.181 (exc) |
| linux | linux_kernel | From 5.11 (inc) to 5.15.113 (exc) |
| linux | linux_kernel | From 5.16 (inc) to 6.1.30 (exc) |
| linux | linux_kernel | From 6.2 (inc) to 6.3.4 (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 recordmcount component, specifically in the uwrite function. It occurs due to a common realloc mistake where the 'file_append' pointer is nulled but not freed upon failure, leading to memory not being properly released.
How can this vulnerability impact me? :
The memory leak caused by this vulnerability can lead to increased memory usage over time, potentially degrading system performance or causing resource exhaustion on affected Linux systems.
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