CVE-2024-49981

UNKNOWN 0.0

media: venus: fix use after free bug in venus_remove due to race condition

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

In the Linux kernel, the following vulnerability has been resolved: media: venus: fix use after free bug in venus_remove due to race condition in venus_probe, core->work is bound with venus_sys_error_handler, which is used to handle error. The code use core->sys_err_done to make sync work. The core->work is started in venus_event_notify. If we call venus_remove, there might be an unfished work. The possible sequence is as follows: CPU0 CPU1 |venus_sys_error_handler venus_remove | hfi_destroy | venus_hfi_destroy | kfree(hdev); | |hfi_reinit |venus_hfi_queues_reinit |//use hdev Fix it by canceling the work in venus_remove.

Vendor	linux
Product	linux
Ecosystems	Linux Kernel
Industries	Technology
Published	Oct 21, 2024
Last Updated	May 11, 2026

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Affected Versions

Linux / Linux

af2c3834c8ca7cc65d15592ac671933df8848115 < 5098b9e6377577fe13d03e1d8914930f014a3314 af2c3834c8ca7cc65d15592ac671933df8848115 < 63bbe26471ebdcc3c20bb4cc3950d666279ad658 af2c3834c8ca7cc65d15592ac671933df8848115 < 60b6968341a6dd5353554f3e72db554693a128a5 af2c3834c8ca7cc65d15592ac671933df8848115 < bf6be32e2d39f6301ff1831e249d32a8744ab28a af2c3834c8ca7cc65d15592ac671933df8848115 < 2a541fcc0bd2b05a458e9613376df1289ec11621 af2c3834c8ca7cc65d15592ac671933df8848115 < b0686aedc5f1343442d044bd64eeac7e7a391f4e af2c3834c8ca7cc65d15592ac671933df8848115 < d925e9f7fb5a2dbefd1a73fc01061f38c7becd4c af2c3834c8ca7cc65d15592ac671933df8848115 < 10941d4f99a5a34999121b314afcd9c0a1c14f15 af2c3834c8ca7cc65d15592ac671933df8848115 < c5a85ed88e043474161bbfe54002c89c1cb50ee2

Linux / Linux

4.13

References

NVD ↗ CVE.org ↗ EPSS Data ↗