Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, only the init netns should be allowed to set the default tcpcongestioncontrol to a restricted algorithm. The tcpsetdefaultcongestioncontrol function is netns-safe as it writes to...

CVE-2021-47010 net: Only allow init netns to set default tcp cong to a restricted algo

In the Linux kernel, the following vulnerability has been resolved: net: Only allow init netns to set default tcp cong to a restricted algo tcpsetdefaultcongestioncontrol is netns-safe in that it writes to &net-ipv4.tcpcongestioncontrol, but it also sets ca-flags |= TCPCONGNONRESTRICTED which is...

UVI-2021-1000225 net: Only allow init netns to set default tcp cong to a restricted algo

net: Only allow init netns to set default tcp cong to a restricted algo This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.4 by commit...