CVE-2026-80859

In the Linux kernel, the following vulnerability has been resolved: fuse: fix missing barrier when checking io-uring readiness fuseblockalloc reads fch-initialized and then fch-iouring. fch-iouring is set before fch-initialized, ordered by the smpwmb in fusechansetintialized, but fuseblockalloc h...

CVE-2026-80859 fuse: fix missing barrier when checking io-uring readiness

In the Linux kernel, the following vulnerability has been resolved: fuse: fix missing barrier when checking io-uring readiness fuseblockalloc reads fch-initialized and then fch-iouring. fch-iouring is set before fch-initialized, ordered by the smpwmb in fusechansetintialized, but fuseblockalloc h...

EUVD-2026-71309

In the Linux kernel, the following vulnerability has been resolved: fuse: fix missing barrier when checking io-uring readiness fuseblockalloc reads fch-initialized and then fch-iouring. fch-iouring is set before fch-initialized, ordered by the smpwmb in fusechansetintialized, but fuseblockalloc h...

CVE-2026-80859

CVE-2026-80859 affects the Linux kernel FUSE (Filesystem in Userspace) subsystem. The root cause is a missing read memory barrier (smp_rmb()) in fuse_block_alloc(). The function reads fch->initialized followed by fch->io_uring, but lacks the barrier needed to pair with the smp_wmb() in fuse...

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

In the Linux kernel, the following vulnerabilities have been resolved: tls: fixed the missing memory barrier in tlsinit In tlsinit, a write memory barrier is missing, and store-store reordering may cause NULL dereferencing in tlssetsockopt,getsockopt. CPU0 CPU1 ----- ----- // In tlsinit // In...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel before version 5.11.11. The netfilter subsystem allows attackers to cause a denial of service panic because net/netfilter/xtables.c and include/linux/netfilter/xtables.h lack a proper memory barrier when assigning a new table value, known as...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: core: There is a race condition where the error handler is only awakened when the last running command completes or times out. This race condition can cause the SCSI layer to fail to awaken the error handler, resulting i...

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/smc: Fixed an illegal access to rmbdesc during SMC-D connection dumping. A crash was detected when dumping SMC-D connections. This issue can be reproduced by performing the following steps: 1. Run the nginx/wrk test: smcrun...

AZL-97088 CVE-2026-74605 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. As...

UBUNTU-CVE-2026-74605

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. As...

EUVD-2026-64542

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. As...

CVE-2026-74605

A race condition in the Linux kernel's eventfs component occurs when an eventfs inode is freed. The ei->list field is a union with the RCU list head, and during SRCU-protected list iteration (without holding eventfs_mutex), a concurrent iterator may read the RCU head instead of the children li...

CVE-2026-74605 eventfs: Use children field for rcu head and add memory barriers

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. As...

CVE-2026-74605 eventfs: Use children field for rcu head and add memory barriers

In the Linux kernel, the following vulnerability has been resolved: eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the srcu link list as the list field is a union with the rcu list head. As...

Linux Distros Unpatched Vulnerability : CVE-2026-74605

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - eventfs: Use children field for rcu head and add memory barriers When an eventfs inode is freed, it sets ei-isfreed and then uses its ei-list to add it to the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099939)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099939 advisory. In the Linux kernel, the following vulnerability has been resolved: usb: class: cdc-wdm: fix reordering issue in read code path Quoting the bug report: Due to compil...

CVE-2026-72436

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Don't use testbit in lockless RCU readers in hash types Sashiko pointed out that there are a few lockless RCU readers using testbit which is a relaxed atomic operation and provides no memory barrier guarantees...

CVE-2026-72341

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix publication race for priv-channelstats mlx5echannelstatsalloc publishes a new entry to priv-channelstats and then increments priv-statsnch as a publication token, but neither store carries any memory barrier:...

AZL-96174 CVE-2026-72341 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix publication race for priv-channelstats mlx5echannelstatsalloc publishes a new entry to priv-channelstats and then increments priv-statsnch as a publication token, but neither store carries any memory barrier:...

UBUNTU-CVE-2026-72436

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Don't use testbit in lockless RCU readers in hash types Sashiko pointed out that there are a few lockless RCU readers using testbit which is a relaxed atomic operation and provides no memory barrier guarantees...