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CVE PROGRAM SOURCE RECORDUnscored

CVE-2026-93071

media: bcm2835-unicam: Fix asc leaked in error/remove path

Description

In the Linux kernel, the following vulnerability has been resolved: media: bcm2835-unicam: Fix asc leaked in error/remove path v4l2_async_nf_add_fwnode_remote() allocates the asc, which is freed when v4l2_async_nf_cleanup() is called. Call v4l2_async_nf_cleanup() properly in the driver paths. Discovered with kmemleak after rmmod: unreferenced object 0xffff000084526b80 (size 64): comm "modprobe", pid 185, jiffies 4295013512 hex dump (first 32 bytes): 01 00 00 00 00 00 00 00 e8 0d ff bf 00 00 ff ff ................ 40 83 bc 84 00 00 ff ff 60 83 bc 84 00 00 ff ff @.......`....... backtrace (crc ac584083): [<00000000ffb081a7>] kmemleak_alloc+0x38/0x44 [<00000000d2fd9301>] __kmalloc+0x1b0/0x250 [<000000004dd5354d>] __v4l2_async_nf_add_fwnode+0x28/0x9c [<0000000067587657>] __v4l2_async_nf_add_fwnode_remote+0x3c/0x64

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 392cd78d495f36c201eb5cc425b01017d493e094 to < 5479372db364c80bb6bd59f640f5c31de3984babaffected
  • 392cd78d495f36c201eb5cc425b01017d493e094 to < 2c29cd408ef86e695acb2a5d4e00fa2f5695368daffected
  • 392cd78d495f36c201eb5cc425b01017d493e094 to < de9be39cefda1ecd762e6a913665c01f7bb18100affected
  • 392cd78d495f36c201eb5cc425b01017d493e094 to < 253c9659e25131b0169f718e7d094ac1aa0d9279affected

Linux Linux

Default version status: affected

  • 6.10affected
  • 0 to < 6.10unaffected
  • 6.12.110 to ≤ 6.12.*unaffected
  • 6.18.52 to ≤ 6.18.*unaffected
  • 7.2.6 to ≤ 7.2.*unaffected
  • 7.3 to ≤ *unaffected

References