Linux kernel 安全漏洞

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 the ax25kissrcv function not properly checking for shared skb's, which could lead to memory corruption...

kernel: veth: ensure skb entering GRO are not cloned.

In the Linux kernel, the following vulnerability has been resolved: veth: ensure skb entering GRO are not cloned. After commit d3256efd8e8b "veth: allow enabling NAPI even without XDP", if GRO is enabled on a veth device and TSO is disabled on the peer device, TCP skbs will go through the NAPI...

PT-2021-8146 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.16.0-rc5+ Description: The vulnerability is related to the veth component of the Linux kernel, which fails to properly check for shared or cloned skbs when GRO is enabled on a veth device and TSO is disabled o...