CVE-2025-37764

/// Technical description

In the Linux kernel, the following vulnerability has been resolved:

drm/imagination: fix firmware memory leaks

Free the memory used to hold the results of firmware image processing

when the module is unloaded.

Fix the related issue of the same memory being leaked if processing

of the firmware image fails during module load.

Ensure all firmware GEM objects are destroyed if firmware image

processing fails.

Fixes memory leaks on powervr module unload detected by Kmemleak:

unreferenced object 0xffff000042e20000 (size 94208):

comm "modprobe", pid 470, jiffies 4295277154

hex dump (first 32 bytes):

02 ae 7f ed bf 45 84 00 3c 5b 1f ed 9f 45 45 05 .....E..<[...EE.

d5 4f 5d 14 6c 00 3d 23 30 d0 3a 4a 66 0e 48 c8 .O].l.=#0.:Jf.H.

backtrace (crc dd329dec):

kmemleak_alloc+0x30/0x40

___kmalloc_large_node+0x140/0x188

__kmalloc_large_node_noprof+0x2c/0x13c

__kmalloc_noprof+0x48/0x4c0

pvr_fw_init+0xaa4/0x1f50 [powervr]

unreferenced object 0xffff000042d20000 (s

/// Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

/// References