CVE-2026-80588 mptcp: reclaim forward-allocated memory on RX path errors

In the Linux kernel, the following vulnerability has been resolved: mptcp: reclaim forward-allocated memory on RX path errors After commit 9db5b3cec4ec "mptcp: borrow forward memory from subflow", errors in the receive path prior to queueing skbs into the receive queue do not trigger...

Linux Distros Unpatched Vulnerability : CVE-2021-47132

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mptcp: fix skforwardmemory corruption on retransmission MPTCP skforwardmemory handling is a...

CVE-2021-47132

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix skforwardmemory corruption on retransmission MPTCP skforwardmemory handling is a bit special, as such field is protected by the msk socket spinlock, instead of the plain socket lock. Currently we have a code path...

CVE-2021-47132

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix skforwardmemory corruption on retransmission MPTCP skforwardmemory handling is a bit special, as such field is protected by the msk socket spinlock, instead of the plain socket lock. Currently we have a code path...

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 a possible corruption of the skforwardmemory method of the mptcp module during retransmissions...