CVE-2022-49746
dmaengine: imx-sdma: Fix a possible memory leak in sdma_transfer_init
CVSS Score
5.5
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: dmaengine: imx-sdma: Fix a possible memory leak in sdma_transfer_init If the function sdma_load_context() fails, the sdma_desc will be freed, but the allocated desc->bd is forgot to be freed. We already met the sdma_load_context() failure case and the log as below: [ 450.699064] imx-sdma 30bd0000.dma-controller: Timeout waiting for CH0 ready ... In this case, the desc->bd will not be freed without this change.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Mar 27, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
21420841a554dae8a193cd3454ba91d913cfc320 < 80ee99e52936b2c04cc37b17a14b2ae2f9d282ac 21420841a554dae8a193cd3454ba91d913cfc320 < dbe634ce824329d8f14079c3e9f8f11670894bec 21420841a554dae8a193cd3454ba91d913cfc320 < bd0050b7ffa87c7b260d563646af612f4112a778 21420841a554dae8a193cd3454ba91d913cfc320 < 43acd767bd90c5d4172ce7fee5d9007a9a08dea9 21420841a554dae8a193cd3454ba91d913cfc320 < ce4745a6b8016fae74c95dcd457d4ceef7d98af1 21420841a554dae8a193cd3454ba91d913cfc320 < 1417f59ac0b02130ee56c0c50794b9b257be3d17
Linux / Linux
4.19
References
git.kernel.org: https://git.kernel.org/stable/c/80ee99e52936b2c04cc37b17a14b2ae2f9d282ac git.kernel.org: https://git.kernel.org/stable/c/dbe634ce824329d8f14079c3e9f8f11670894bec git.kernel.org: https://git.kernel.org/stable/c/bd0050b7ffa87c7b260d563646af612f4112a778 git.kernel.org: https://git.kernel.org/stable/c/43acd767bd90c5d4172ce7fee5d9007a9a08dea9 git.kernel.org: https://git.kernel.org/stable/c/ce4745a6b8016fae74c95dcd457d4ceef7d98af1 git.kernel.org: https://git.kernel.org/stable/c/1417f59ac0b02130ee56c0c50794b9b257be3d17