CVE-2022-50389
BaseFortify
Publication date: 2025-09-18
Last updated on: 2025-12-11
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | From 4.0 (inc) to 4.14.303 (exc) |
| linux | linux_kernel | From 4.15 (inc) to 4.19.270 (exc) |
| linux | linux_kernel | From 4.20 (inc) to 5.4.229 (exc) |
| linux | linux_kernel | From 5.5 (inc) to 5.10.163 (exc) |
| linux | linux_kernel | From 5.11 (inc) to 5.15.87 (exc) |
| linux | linux_kernel | From 5.16 (inc) to 6.0.17 (exc) |
| linux | linux_kernel | From 6.1 (inc) to 6.1.3 (exc) |
Helpful Resources
Exploitability
| 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 TPM (Trusted Platform Module) driver, specifically in the tpm_crb component. The issue occurs because the TPM2 ACPI table, which is used during initialization to retrieve information, was not properly released after use. The fix involves adding a call to acpi_put_table() to free the TPM2 table and prevent the memory leak.
How can this vulnerability impact me? :
The memory leak caused by this vulnerability could lead to increased memory usage over time, potentially degrading system performance or causing instability if the leak is significant and persistent.