CVE-2026-93049

CVE-2026-93049 is a double-free vulnerability in the Linux kernel's mtdswap module. In mtdswap_add_mtd(), when debugfs setup fails after a successful blktrans registration, the code calls del_mtd_blktrans_dev() (which frees the blktrans device via blktrans_dev_release()), then falls through to a ...

CVE-2026-93049 mtd: mtdswap: Avoid freeing registered blktrans device twice

In the Linux kernel, the following vulnerability has been resolved: mtd: mtdswap: Avoid freeing registered blktrans device twice In mtdswapaddmtd, debugfs setup failure after successful blktrans registration can free mbddev twice. addmtdblktransdev initializes the blktrans device reference and...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: The pointer to debugfsdir is set to NULL after removing debugfs. If init debugfs fails during device registration due to a memory allocation failure, the function debugfsremoverecursive is called. However, debugfsd...

CVE-2024-42147 crypto: hisilicon/debugfs - Fix debugfs uninit process issue

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/debugfs - Fix debugfs uninit process issue During the zip probe process, the debugfs failure does not stop the probe. When debugfs initialization fails, jumping to the error branch will also release regs, in...