Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: iio: trigger: sysfs: fix use-after-free on remove Ensure that the irq_work has completed before the trigger is freed. ================================================================== BUG: KASAN: use-after-free in irq_work_run_list Read of size 8 at addr 0000000064702248 by task python3/25 Call Trace: irq_work_run_list irq_work_tick update_process_times tick_sched_handle tick_sched_timer __hrtimer_run_queues hrtimer_interrupt Allocated by task 25: kmem_cache_alloc_trace iio_sysfs_trig_add dev_attr_store sysfs_kf_write kernfs_fop_write_iter new_sync_write vfs_write ksys_write sys_write Freed by task 25: kfree iio_sysfs_trig_remove dev_attr_store sysfs_kf_write kernfs_fop_write_iter new_sync_write vfs_write ksys_write sys_write ==================================================================
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before d6111e7bdb8ec27eb43d01c4cd4ff1620a75f7f2; affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before fd5d8fb298a2866c337da635c79d63c3afabcaf7; affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before 31ff3309b47d98313c61b8301bf595820cc3cc33; affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before 5e39397d60dacc7f5d81d442c1c958eaaaf31128; affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before b07a30a774b3c3e584a68dc91779c68ea2da4813; affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before 4687c3f955240ca2a576bdc3f742d4d915b6272d; affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before 4ef1e521be610b720daeb7cf899fedc7db0274c4; affected f38bc926d022ebd67baad6ac7fc22c95fbc6238c before 78601726d4a59a291acc5a52da1d3a0a6831e4e8 |
| Linux / Linux | affected 3.7; unaffected 0 before 3.7; unaffected 4.9.321 through 4.9.*; unaffected 4.14.286 through 4.14.*; unaffected 4.19.250 through 4.19.*; unaffected 5.4.202 through 5.4.*; unaffected 5.10.127 through 5.10.*; unaffected 5.15.51 through 5.15.*; unaffected 5.18.8 through 5.18.*; unaffected 5.19 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/d6111e7bdb8ec27eb43d01c4cd4ff1620a75f7f2
- https://git.kernel.org/stable/c/fd5d8fb298a2866c337da635c79d63c3afabcaf7
- https://git.kernel.org/stable/c/31ff3309b47d98313c61b8301bf595820cc3cc33
- https://git.kernel.org/stable/c/5e39397d60dacc7f5d81d442c1c958eaaaf31128
- https://git.kernel.org/stable/c/b07a30a774b3c3e584a68dc91779c68ea2da4813
- https://git.kernel.org/stable/c/4687c3f955240ca2a576bdc3f742d4d915b6272d
- https://git.kernel.org/stable/c/4ef1e521be610b720daeb7cf899fedc7db0274c4
- https://git.kernel.org/stable/c/78601726d4a59a291acc5a52da1d3a0a6831e4e8
ADP enrichment
No English description supplied.
No references supplied.