FKIE_CVE-2023-53519

Vulnerability from fkie_nvd - Published: 2025-10-01 12:15 - Updated: 2026-01-26 20:06
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: media: v4l2-mem2mem: add lock to protect parameter num_rdy Getting below error when using KCSAN to check the driver. Adding lock to protect parameter num_rdy when getting the value with function: v4l2_m2m_num_src_bufs_ready/v4l2_m2m_num_dst_bufs_ready. kworker/u16:3: [name:report&]BUG: KCSAN: data-race in v4l2_m2m_buf_queue kworker/u16:3: [name:report&] kworker/u16:3: [name:report&]read-write to 0xffffff8105f35b94 of 1 bytes by task 20865 on cpu 7: kworker/u16:3:  v4l2_m2m_buf_queue+0xd8/0x10c
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1676748aa29099fc0abd71e0fb092e76e835f25cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/56b5c3e67b0f9af3f45cf393be048ee8d8a92694Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/690dd4780b3f4d755e4e7883e8c3d1b5052f6bf2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7fc7f87725805197388ba749a1801df33000fa50Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c71aa5f1cf961264690f2560503ea396b6e3c680Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e01ea1c4191ee08440b5f86db98dff695e9cedf9Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e52de26cb37459b16213438a2c82feb155dd3bbdPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/ef009fe2010ea2a3a7045ecb72729cf366e0967bPatch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
To clipboard 

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      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: v4l2-mem2mem: add lock to protect parameter num_rdy\n\nGetting below error when using KCSAN to check the driver. Adding lock to\nprotect parameter num_rdy when getting the value with function:\nv4l2_m2m_num_src_bufs_ready/v4l2_m2m_num_dst_bufs_ready.\n\nkworker/u16:3: [name:report\u0026]BUG: KCSAN: data-race in v4l2_m2m_buf_queue\nkworker/u16:3: [name:report\u0026]\n\nkworker/u16:3: [name:report\u0026]read-write to 0xffffff8105f35b94 of 1 bytes by task 20865 on cpu 7:\nkworker/u16:3:\u00a0 v4l2_m2m_buf_queue+0xd8/0x10c"
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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