Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nfqueue – fixed a possible use-after-free issue. Eric Dumazet says: The sockhold function seems suspicious, as there is no guarantee that skrefcnt is not already 0. If this occurs, we cannot queue the packet and mus...

CVE-2022-48911

A use-after-free flaw was found in the Linux kernel's NetFilter functionality. This issue could allow a local user to crash the system or escalate their privileges on the system. Mitigation Mitigation for this issue is either not available or the currently available options don't meet the Red Hat...

CVE-2022-48911

CVE-2022-48911 affects the Linux kernel nf_queue path in the netfilter subsystem. The vulnerability arises from a use-after-free risk when skb/nf_queue handling interacts with sock_hold/sk_refcnt, potentially causing a stored packet to be mishandled; on failure the packet is dropped by the caller...