CyberRota Analysis
AI-GeneratedThe vulnerability arises from a use-after-free condition in the ioctl implementation, which mishandles the synchronization of locks on audio channels, potentially allowing an unprivileged local user to escalate their privileges. This issue primarily affects systems with multiple audio devices, where the improper management of the sync group structure can lead to unauthorized access. Organizations utilizing such systems should prioritize remediation to mitigate the risk of privilege escalation attacks.
Public Exploit Signal
A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.
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Original NVD Description
The implementation of this ioctl attempts to acquire locks on all channels in a sync group. If locking a channel would block, it releases the sync group list lock and sleeps. Upon reawakening, it is possible that the sync group structure is freed, but the implementation did not handle this possibility. On a system with a multiple audio devices, an unprivileged local user can exploit this use-after-free to escalate privileges.