A security issue has been found in the Linux kernel in Linux/drivers/firewire/nosy.c. Nosy is an IEEE 1394 packet sniffer which is used for protocol analysis and in the development of IEEE 1394 drivers, applications, or firmware. Incorrect handling of elements in a doubly linked list when opening nosy devices can lead to use after free.
A security issue has been found in the Linux kernel in Linux/drivers/firewire/nosy.c. Nosy is an IEEE 1394 packet sniffer which is used for protocol analysis and in the development of IEEE 1394 drivers, applications, or firmware. Incorrect handling of elements in a doubly linked list when opening nosy devices can lead to use after free.
https://www.openwall.com/lists/oss-security/2021/04/07/1 https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=829933ef05a951c8ff140e814656d73e74915faf