The vulnerability of the can_map_frag() function in the net/ipv4/tcp.c module of the Linux operating system’s IPv4 protocol implementation allows a attacker to cause a service failure.

The vulnerability of the canmapfrag function in the net/ipv4/tcp.c module of the Linux operating system’s IPv4 protocol implementation is related to the lack of necessary data validation checks. Exploiting this vulnerability could allow a remote attacker to cause service interruptions...

UBUNTU-CVE-2024-26640

In the Linux kernel, the following vulnerability has been resolved: tcp: add sanity checks to rx zerocopy TCP rx zerocopy intent is to map pages initially allocated from NIC drivers, not pages owned by a fs. This patch adds to canmapfrag these additional checks: - Page must not be a compound one....

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from inadequate checking of the canmapfrag function...