ALSA-2026:47010 Important: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: ipv6: fix possible UAF in icmpv6rcv CVE-2026-53006 For more details about the security issues, including the impact, a CVSS score,...

RHEL 8 : kernel (RHSA-2026:47011)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:47011 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ipv6: fix possible UAF in icmpv6rcv...

kernel: ipv6: fix possible UAF in icmpv6_rcv()

A flaw was found in the Linux kernel's IPv6 Internet Protocol version 6 implementation. This vulnerability, a Use-After-Free UAF error, occurs due to incorrect caching of network packet addresses before a memory operation. An attacker could potentially exploit this flaw to cause memory corruption...

EUVD-2026-38874

In the Linux kernel, the following vulnerability has been resolved: ipv6: fix possible UAF in icmpv6rcv Caching saddr and daddr before pskbpull is problematic since skb-head can change. Remove these temporary variables: - We only access &ipv6hdrskb-saddr and &ipv6hdrskb-daddr when netdbgratelimit...