Linux Distros Unpatched Vulnerability : CVE-2026-53070

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - sctp: disable BH before calling udptunnelxmitskb udptunnelxmitskb / udptunnel6xmitskb are expected to run with BH disabled. After commit 6f1a9140ecda add xmit...

CVE-2026-53070

In the Linux kernel, the following vulnerability has been resolved: sctp: disable BH before calling udptunnelxmitskb udptunnelxmitskb / udptunnel6xmitskb are expected to run with BH disabled. After commit 6f1a9140ecda "add xmit recursion limit to tunnel xmit functions", on the path:...

PT-2026-51964

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the SCTP implementation where Bottom Half BH processing is not disabled before calling the udp tunnel xmit skb and udp tunnel6 xmit skb functions. These functions are...

CVE-2026-46137

In the Linux kernel, the following vulnerability has been resolved: mptcp: pm: ADDADDR rtx: fix potential data-race This mptcppmaddtimer helper is executed as a timer callback in softirq context. To avoid any data races, the socket lock needs to be held with bhlocksock. If the socket is in use,...

CVE-2026-46137

CVE-2026-46137 affects the Linux kernel MPTCP implementation. The mptcp_pm_add_timer() helper runs as a timer callback in softirq context and can race with socket state unless the socket lock is held with bh_lock_sock(). The mitigation is to hold the lock and retry if the socket is in use, mirror...

EUVD-2026-32269

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fix use-after-free in iomap inline data write path The inline data buffer head dibh is being released prematurely in gfs2iomapbegin via releasemetapath while iomap-inlinedata still points to dibh-bdata. This causes a...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the function ext4xattr inodedecrefall not releasing iloc.bh properly, resulting in a leak of the...

Linux Distros Unpatched Vulnerability : CVE-2026-46031

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: ks8851: Reinstate disabling of BHs around IRQ handler If the driver executes ks8851irq AND a TX packet has been sent, then the driver enables TX queue via...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: net/iucv: fix use after free in iucvsockclose iucvseverpath is called from process context and from bh context. iucv-path is used as indicator whether somebody else is taking care of severing the path or it is already removed /...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ila: blocking BH in ilaoutput As explained in commit 1378817486d6 “tipc: blocking BH before using dstcache”, the net/core/dstcache.c helper functions need to be called with blocking BH disabled. ilaoutput is called from...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock issues When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: The issue related to irqdisabled in localbhenable has been fixed. The rxrpcassessMTUsize function calls down into the IP layer to determine the MTU size for a route. When accepting an incoming call, this function is called...

SUSE CVE-2026-43066

In the Linux kernel, the following vulnerability has been resolved: ext4: fix iloc.bh leak in ext4fcreplayinode error paths During code review, Joseph found that ext4fcreplayinode calls ext4getfcinodeloc to get the inode location, which holds a reference to iloc.bh that must be released via brels...

EUVD-2026-27365

In the Linux kernel, the following vulnerability has been resolved: ext4: fix iloc.bh leak in ext4fcreplayinode error paths During code review, Joseph found that ext4fcreplayinode calls ext4getfcinodeloc to get the inode location, which holds a reference to iloc.bh that must be released via brels...

Linux Distros Unpatched Vulnerability : CVE-2026-43066

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix iloc.bh leak in ext4fcreplayinode error paths During code review, Joseph found that ext4fcreplayinode calls ext4getfcinodeloc to get the inode locatio...

CVE-2026-31647 idpf: fix PREEMPT_RT raw/bh spinlock nesting for async VC handling

In the Linux kernel, the following vulnerability has been resolved: idpf: fix PREEMPTRT raw/bh spinlock nesting for async VC handling Switch from using the completion's raw spinlock to a local lock in the idpfvcxn struct. The conversion is safe because complete/all are called outside the lock and...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-006939)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006939 advisory. In the Linux kernel, the following vulnerability has been resolved: nilfs2: prevent kernel bug at submitbhwbc Fix a bug where nilfsgetblock returns a successful stat...

Linux Distros Unpatched Vulnerability : CVE-2026-23145

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix iloc.bh leak in ext4xattrinodeupdateref The error branch for ext4xattrinodeupdateref forget to release the refcount for iloc.bh. Find this when review...

CVE-2026-23145

In the Linux kernel, the following vulnerability has been resolved: ext4: fix iloc.bh leak in ext4xattrinodeupdateref The error branch for ext4xattrinodeupdateref forget to release the refcount for iloc.bh. Find this when review code...

CVE-2026-23145 ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref

In the Linux kernel, the following vulnerability has been resolved: ext4: fix iloc.bh leak in ext4xattrinodeupdateref The error branch for ext4xattrinodeupdateref forget to release the refcount for iloc.bh. Find this when review code...