Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nvme-multipath: fixed the suspicious RCU usage warning When I run the NVME over TCP test in virtme-ng, I receive the following “suspicious RCU usage” warning in nvmempathaddsysfslink: ''' 5.024557 T44 nvmet: Created nvm...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: md: made rdevaddable usable for rcu mode Our testcase triggered a panic: BUG: kernel NULL pointer dereference, address: 00000000000000e0 … Oops: 0000 1 SMP NOPTI CPU: 2 UID: 0 PID: 85 Comm: kworker/2:1 Not tainted 6.16.0+ 94...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xen: privcmd: Fixed the possibility of accessing a freed kirqfd instance. Nothing prevents simultaneous ioctl calls to privcmdirqfdassign and privcmdirqfddeassign. If this occurs, it is possible that a kirqfd created and added to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: raw: Fixed NULL dereference in rawgetnext. Dae R. Jeong reported a NULL dereference in rawgetnext. It seems that the reproduction test was running these sequences in parallel, so one thread was iterating over a socket that was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: fixed a lockdep issue in in6dumpaddrs According to reports from syzbot, we should not use rcudereference when rcureadlock is not held. WARNING: Suspicious RCU usage. 5.19.0-rc2-syzkaller 0 Not tainted...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: sched: flower: Protect flwalk by using rcu. The patch that refactored flwalk to use idrforeachentrycontinueul also removed the rcu protection for individual filters. This caused a use-after-free when the filter was deleted...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: filemap: Handle sibling entries in filemapgetreadbatch. If a read race occurs with an invalidation followed by another read, it is possible for a folio to be replaced with a higher-order folio. If this happens, we will see a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: rcu-tasks: Fixed a race condition in the schedule function and the flush work operation. When booting secondary CPUs, cpusreadlock/unlock does not keep the online cpumask stable. This temporary change in the online mask result...

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

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Defer the release of the inner map when necessary When updating or deleting an inner map in the map array or map htab, the map may still be accessed by non-sleepable programs or sleepable programs. However, the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Fixed the lock dependency warning with srcu ====================================================== WARNING: A circular locking dependency was detected. 6.5.0-kfd-yangp 2289 Not tainted...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: netfs: Fixed missing xasretry calls during xarray iteration. netfslib has several places where it performs iteration of an xarray while being under the RCU read lock. It should call xasretry as the first step inside the loop,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: Fixed a deadlock in the tc route query code The cited commit caused a ABBA deadlock0 when peer flows were created while holding the devcom rw semaphore. Due to the peer flow offload implementation, the lock is taken...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: added an missing RCU unlock in the error path in tryreleasesubpageextentbuffer. Call rcureadlock before exiting the loop in tryreleasesubpageextentbuffer, because there is a rcureadunlock call after the loop. This issue wa...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: wifi: rtw88: use a work to update the rate to avoid RCU warnings. The ieee80211ops::starcupdate function must be atomic, because ieee80211chanbwchange holds a rcuread lock while calling drvstarcupdate. Therefore, a work must b...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: block: RCU protection for disk-convzonesbitmap It is ensured that revalidating a disk by changing the conventional zones bitmap does not cause invalid memory references when using the helper function diskzoneisconv, with RCU...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nvme: fixed the SRCU protection for the nvmenshead list The process of walking the nvmenshead siblings list is protected by the head’s srcu in nvmensheadsubmitbio, but not in nvmempathrevalidatePaths. Removing namespaces from...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: CFI: Fixed the use of cfislowpathdiag with cpuidle. The use of RCUNONIDLE during cfislowpathdiag can result in an invalid RCU state in the cpuidle code path. WARNING: CPU: 1, PID: 0, at kernel/rcu/tree.c:613, rcueqsenter+0xe4/0x1...

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: fixed possible store tearing in neighperiodicwork. While reviewing a related syzbot report involving neighperiodicwork, I noticed that I forgot to add an annotation when deleting an RCU-protected item from a list. When using...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables: Fixed a potential data race in nftexprtypeget. The function nftunregisterexpr can occur concurrently with nftexprtypeget. There is no protection when iterating over the nftablesexpressions list in...

Linux Distros Unpatched Vulnerability : CVE-2026-43358

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: add missing RCU unlock in error path in tryreleasesubpageextentbuffer Call rcureadlock before exiting the loop in tryreleasesubpageextentbuffer because...