CVE - CVE-2022-49685

CVE-ID
CVE-2022-49685	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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 ==================================================================
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/31ff3309b47d98313c61b8301bf595820cc3cc33 URL:https://git.kernel.org/stable/c/31ff3309b47d98313c61b8301bf595820cc3cc33 MISC:https://git.kernel.org/stable/c/4687c3f955240ca2a576bdc3f742d4d915b6272d URL:https://git.kernel.org/stable/c/4687c3f955240ca2a576bdc3f742d4d915b6272d MISC:https://git.kernel.org/stable/c/4ef1e521be610b720daeb7cf899fedc7db0274c4 URL:https://git.kernel.org/stable/c/4ef1e521be610b720daeb7cf899fedc7db0274c4 MISC:https://git.kernel.org/stable/c/5e39397d60dacc7f5d81d442c1c958eaaaf31128 URL:https://git.kernel.org/stable/c/5e39397d60dacc7f5d81d442c1c958eaaaf31128 MISC:https://git.kernel.org/stable/c/78601726d4a59a291acc5a52da1d3a0a6831e4e8 URL:https://git.kernel.org/stable/c/78601726d4a59a291acc5a52da1d3a0a6831e4e8 MISC:https://git.kernel.org/stable/c/b07a30a774b3c3e584a68dc91779c68ea2da4813 URL:https://git.kernel.org/stable/c/b07a30a774b3c3e584a68dc91779c68ea2da4813 MISC:https://git.kernel.org/stable/c/d6111e7bdb8ec27eb43d01c4cd4ff1620a75f7f2 URL:https://git.kernel.org/stable/c/d6111e7bdb8ec27eb43d01c4cd4ff1620a75f7f2 MISC:https://git.kernel.org/stable/c/fd5d8fb298a2866c337da635c79d63c3afabcaf7 URL:https://git.kernel.org/stable/c/fd5d8fb298a2866c337da635c79d63c3afabcaf7
Assigning CNA
kernel.org
Date Record Created
20250226	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20250226)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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