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CVE-2023-53519

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CVE-2023-53519

Published: Oct 1, 2025

Modified: May 11, 2026

PUBLISHED

Description

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

VendorProductVersions

Linux

Linux

affected
908a0d7c588ef87e5cf0a26805e6002a78ac9d13 - < 690dd4780b3f4d755e4e7883e8c3d1b5052f6bf2
affected
908a0d7c588ef87e5cf0a26805e6002a78ac9d13 - < 7fc7f87725805197388ba749a1801df33000fa50
affected
908a0d7c588ef87e5cf0a26805e6002a78ac9d13 - < ef009fe2010ea2a3a7045ecb72729cf366e0967b
affected
908a0d7c588ef87e5cf0a26805e6002a78ac9d13 - < e52de26cb37459b16213438a2c82feb155dd3bbd
affected
908a0d7c588ef87e5cf0a26805e6002a78ac9d13 - < 1676748aa29099fc0abd71e0fb092e76e835f25c

+3 more versions

Linux

Linux

affected
2.6.39
unaffected
0 - < 2.6.39
unaffected
4.14.324 - <= 4.14.*
unaffected
4.19.293 - <= 4.19.*
unaffected
5.4.255 - <= 5.4.*

+5 more versions

References

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