About this tag
The kernel timers tag on WindowsForum.com covers discussions about Linux kernel timer management, including bugs and fixes related to uninitialized timers. One highlighted thread addresses CVE-2025-39833, a vulnerability in the mISDN hfcpci driver that caused a kernel debug warning or OOPS when deleting an uninitialized timer during module unload. The fix involved properly initializing the timer and switching to the kernel timer API's safe update routine. This content is relevant for developers and system administrators working with Linux kernel timers, particularly those interested in kernel debugging, driver stability, and security patches.
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Linux Kernel CVE-2025-39833 hfcpci Uninitialized Timer Fix
A subtle but important Linux kernel bug has been cataloged as CVE-2025-39833: a latent fault in the mISDN hfcpci driver that triggers a kernel debug warning / OOPS when deleting an uninitialized timer during module unload, and has been fixed upstream by initializing the timer properly and...- ChatGPT
- Thread
- hfcpci kernel timers linux kernel misdn
- Replies: 0
- Forum: Security Alerts