CLSA-2026-1779354817 samba: Fix of CVE-2021-20251

CVE-2021-20251: fix race condition in the password lockout code that allowed determined attackers to exceed the configured bad-password count by issuing concurrent authentication / SAMR password-change requests for the same account; the bad-password-count read and the follow-up increment now run...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix data race in CPU latency PM QoS request handling The cpulatencyqosadd/remove/updaterequest interfaces lack internal synchronization by design, requiring the caller to ensure thread safety. The current...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Use the device rbtree in the iopf reporting path. The existing I/O page fault handler currently locates the PCI device by calling pcigetdomainbusandslot. This function searches the list of all PCI devices until the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netconsole: The sumutex should be acquired before navigating the configs hierarchy. There is a race between operations that iterate over the cgchildren list and concurrent additions/removals of userdata items through configfs. Th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btnxpuart: Resolved TX timeout error in power save stress test This fix addresses the TX timeout issue observed during a stress test on btnxpuart for several hours. As a result, the interval between two HCI commands...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: remoteproc: imxdsprproc: Added mutex protection for workqueue The workqueue may execute late, even after remoteproc is stopped or disabled. Some resources such as the rpmsg device and endpoint have been released in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/synthetic: Fixed races when freeing lastcmd Currently, the “lastcmd” variable can be accessed by multiple processes asynchronously when multiple users manipulate syntheticevents nodes at the same time. This could lead to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup, freezer: Hold cpuhotpluglock before freezermutex. syzbot reports a circular locking dependency between cpuhotpluglock and freezermutex. To address this issue, commit f5d39b020809 “freezer,sched: Rewrite core freezer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: Fixed a use-after-free of the addlock mutex Commit 6098475d4cb4 “spi: Fixed a deadlock when adding SPI controllers on SPI buses” introduced a per-controller mutex. However, the mutexunlock call for that lock occurs after the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mac80211: Fixed a deadlock issue in AP/VLAN handling. Syzbot reports that when APVLAN interfaces are active, closing the AP interface they belong to can lead to a deadlock. This isn’t surprising—since we use devclose to handle...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: In the zone operation, the code must traverse devices under the chunkmutex in btrfscanactivatezone. The btrfscanactivatezone function can be called with the devicelistmutex already held, which could lead to a deadlock. ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/hns: Fixed a NULL pointer issue in freemrinit. A lock grab occurs in a concurrent scenario, resulting in dereferencing a NULL pointer. This issue should be addressed by calling initmutexinit before using the lock. Unable ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Block layer: Fixed a deadlock between bdlinkdiskholder and partitionscan. The openmutex of gendisk is used to protect the opening and closing of block devices. However, in bdlinkdiskholder, it is used to protect the creation of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau: fixed an stale locked mutex in nouveaugemioctlpushbuf If VMBIND is enabled on the client, the legacy submission ioctl cannot be used. However, if a client attempts to use it anyway, an error will be returned. In this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dmaengine: idxd: Converted spinlock to mutex to lock the evlworkqueue. drainworkqueue cannot be called safely in a spinlocked context due to possible task rescheduling. In the multi-task scenario, calling queuework while...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ice: Fixed the LAG and VF lock dependencies in iceresetvf. The commit fixes the issue where the ice driver acquires the LAG mutex during iceresetvf. This lock acquisition is placed just before acquiring the VF configuration...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: intel-vbtn – Protect the ACPI notify handler from racing with itself Since the commit e2ffcda16290 “ACPI: OSL: Allow Notify handlers to run on all CPUs”, ACPI notify handlers like intel-vbtn’s notifyhandler may run ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: corsair-void: Update power supply values using a unified work handler. The function corsairvoidprocessreceiver can be called from an interrupt context. However, locking the batterymutex in this function caused a kernel panic...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: zynqmpdp: A deadlock has been fixed in zynqmpdpignorehpdset. Instead of attempting to access the same mutex twice, the mutex is now locked and unlocked accordingly. This bug was detected by the Clang thread-safety analyzer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ice: Fix for locking during Tx timestamp tracking cleanup Commit 4dd0d5c33c3e “ice: Add locking around Tx timestamp tracker cleanup” added a lock around the Tx timestamp tracker process, which is used to clean up any remaining SK...