Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: Fixed a bug where sleep was performed from an invalid context in btrfsqgroupinherit. Syzkaller reported the bug as follows: Bug: A sleep function is called from an invalid context at include/linux/sched/mm.h:274 Ca...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uSerial: Added a null pointer check in gserialresume. Consider a scenario where gserialdisconnect has already cleared gser-ioport. If a wakeup interrupt is triggered later, gserialresume will be called, which will...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: A sleeping function is called from an invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: phy: lynx-28g: Serialize concurrent physetmodeext calls to shared registers The protocol converter configuration registers PCC8, PCCC, and PCCD implemented by the driver control protocol converters across multiple lanes each...

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

In the Linux kernel, the following vulnerability has been resolved: smb: Client side – fixed a potential deadlock that could occur when releasing mids. All callers of releasemid seem to hold a reference to @mid. Therefore, there is no need to call krefput&mid-refcount, releasemid under...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: ffs: Fix use-after-free for epfile Consider a case where ffsfuncepsdisable is called from ffsfuncdisable as part of the composition switch. At the same time, ffsepfilerelease is called from the user space. ffsepfilerelease...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ptdma: In ptcoreexecutecmd, it is necessary to use a spinlock. The interrupt handler ptcoreirqhandler of the ptdma driver can be called from the interrupt context. The code flow within this function may lead to ptcoreexecutecmd,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: comedi: The dev-spinlock is reinitialized between attachments to low-level drivers. struct comedidevice is the main controlling structure for a COMEDI device created by the COMEDI subsystem. It contains a member spinlock that...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Input: uinput – fixed a circular locking dependency with ff-core A circular locking dependency warning can be triggered reproducibly when using a force-feedback gamepad with uinput for example, playing ELDEN RING under Wine with ...

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

In the Linux kernel, the following vulnerability has been resolved: serial: mxs-auart: add a spinlock around changing the CTS state The uarthandlectschange function in serialcore expects the caller to hold uport-lock. For example, I observed the following kernel error during the loading of the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: ks8851: Handle softirqs at the end of the IRQ thread to fix a hang issue. The ks8851irq thread may call ks8851rxpkts if there are any packets in the MAC FIFO, which in turn calls netifrx. This implementation of netifrx is...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/9p: A dedicated spinlock is used for transfd. I'm shamelessly copying the explanation from Tetsuo Handa’s suggested patch1 slightly reworded: syzbot reports inconsistent lock states in p9reqput2. For p9tagremove, when execute...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: USB: dummy-hcd: Fixed locking/synchronization errors Syzbot testing was able to cause an addressing exception and a crash in the usbgadgetudcreset routine in drivers/usb/gadgets/udc/core.c. This occurred because the routine wa...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Makes rmwlock a rawspinlock. The following bug was triggered: ============================= Bug: Invalid wait context 6.12.0-rc2-XXX 406 Not tainted ----------------------------- kworker/1:1/62 is trying to lock:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: rndis: added a spinlock for the rndis response list There is no lock for the rndis response list. This could lead to list corruption if two different listadd operations occur simultaneously, as described below. It’s...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: phonet/pep: fixed the use of racyskbqueueempty The receive queues are protected by their respective spin-locks, not the socket lock. This could lead to skbpeek returning NULL or a pointer to a socket buffer that has already been...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A potential UAF Use-After-Free error in struct nilfsscinfo can be prevented in nilfssegctorthread. The finalization of nilfssegctorthread may race with nilfssegctorkillthread, which terminates that thread. This could...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cfg80211: Fixing management registration locking issues The issue with management registration locking was fixed. The list was locked for each wdev, but the cfg80211mgmtregistrationsupdate function iterated over it without holdin...

Linux Distros Unpatched Vulnerability : CVE-2026-89491

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series ocfs2: cluster: o2hbregionpin fixes, v2. This series fixes three related...

Linux Distros Unpatched Vulnerability : CVE-2026-89589

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - acpi/apei/ghes: Use rawspinlockt for CXL CPER work locks The CXL CPER work registration and unregistration helpers acquire cxlcperworklock and...