CVE-2024-36286

CVE-2024-36286 is a Linux kernel issue where netfilter nfnetlink_queue could call nf_reinject() without holding rcu_read_lock, risking suspicious RCU usage. The resolution adds proper RCU handling in instance_destroy_rcu() and related paths (e.g., nf_reinject, nfqnl_flush) to ensure rcu_read_lock...

CVE-2024-36286 netfilter: nfnetlink_queue: acquire rcu_read_lock() in instance_destroy_rcu()

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkqueue: acquire rcureadlock in instancedestroyrcu syzbot reported that nfreinject could be called without rcureadlock : WARNING: suspicious RCU usage 6.9.0-rc7-syzkaller-02060-g5c1672705a1a 0 Not tainted...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ALSA-2022:1550 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: use-after-free in RDMA listen CVE-2021-4028 kernel: heap out of bounds write in nfdupnetdev.c CVE-2022-25636 For more details about the security issues, including the impact, a CVSS score...

Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: use-after-free in RDMA listen CVE-2021-4028 kernel: heap out of bounds write in nfdupnetdev.c CVE-2022-25636 For more details about the security issues, including the impact, a CVSS score...

kernel security and bug fix update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...

RLSA-2022:1550 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: use-after-free in RDMA listen CVE-2021-4028 kernel: heap out of bounds write in nfdupnetdev.c CVE-2022-25636 For more details about the security issues, including the impact, a CVSS score...