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CVE-2026-45922

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CVE-2026-45922

Published: May 27, 2026

Modified: May 27, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fix memory leak in GET_DATA_DIRECT_SYSFS_PATH handler The UVERBS_HANDLER(MLX5_IB_METHOD_GET_DATA_DIRECT_SYSFS_PATH) function allocates memory for the device path using kobject_get_path(). If the length of the device path exceeds the output buffer length, the function returns -ENOSPC but does not free the allocated memory, resulting in a memory leak. Add a kfree() call to the error path to ensure the allocated memory is properly freed. Compile tested only. Issue found using a prototype static analysis tool and code review.

VendorProductVersions

Linux

Linux

affected
ec7ad6530909983c8736c80af46e3529ce7bab55 - < ee998cdbff6680891b0efd9d6ce53a388e5342c3
affected
ec7ad6530909983c8736c80af46e3529ce7bab55 - < b2bc649c18fbe8a7fd38d17266da3dcbfbcc44d2
affected
ec7ad6530909983c8736c80af46e3529ce7bab55 - < b3a10eca24fcfe913c0875e620f19596001bd6dc
affected
ec7ad6530909983c8736c80af46e3529ce7bab55 - < 9b9d253908478f504297ac283c514e5953ddafa6

Linux

Linux

affected
6.12
unaffected
0 - < 6.12
unaffected
6.12.75 - <= 6.12.*
unaffected
6.18.14 - <= 6.18.*
unaffected
6.19.4 - <= 6.19.*

+1 more versions

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