CVE-2024-56599 wifi: ath10k: avoid NULL pointer error during sdio remove

In the Linux kernel, the following vulnerability has been resolved: wifi: ath10k: avoid NULL pointer error during sdio remove When running 'rmmod ath10k', ath10ksdioremove will free sdio workqueue by destroyworkqueue. But if CONFIGINITONFREEDEFAULTON is set to yes, kernel panic will happen: Call...

CVE-2022-48868

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Let probe fail when workqueue cannot be enabled The workqueue is enabled when the appropriate driver is loaded and disabled when the driver is removed. When the driver is removed it assumes that the workqueue was...

CVE-2024-42254 io_uring: fix error pbuf checking

In the Linux kernel, the following vulnerability has been resolved: iouring: fix error pbuf checking Syz reports a problem, which boils down to NULL vs ISERR inconsistent error handling in ioallocpbufring. KASAN: null-ptr-deref in range 0x0000000000000000-0x0000000000000007 RIP:...

CVE-2021-47185 tty: tty_buffer: Fix the softlockup issue in flush_to_ldisc

In the Linux kernel, the following vulnerability has been resolved: tty: ttybuffer: Fix the softlockup issue in flushtoldisc When running ltp testcaseltp/testcases/kernel/pty/pty04.c with arm64, there is a soft lockup, which look like this one: Workqueue: eventsunbound flushtoldisc Call trace:...

PT-2023-35410 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.1.12 Description: The issue concerns the use of the WQ MEM RECLAIM flag for workqueue. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel versions prior to...

PT-2023-35036 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.1.8 Description: The issue is related to the dmaengine: idxd, where the probe fails when the workqueue cannot be enabled. The actual impact and attack plausibility have not yet been proven. Recommendations: F...