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

In the Linux kernel, the following vulnerabilities have been resolved: m68k: Fixed the spinlock race in kernel thread creation. Context switching ensures that the correct lock owner is retained during the switch from the “prev” task to the “next” task. This relies on interrupts remaining disabled...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: rcu: Dump vmalloc memory info safely Currently, for double invoke callrcu, the memory information of rcuhead objects will be dumped. If these objects are not allocated from the slab allocator, vmallocdumpobj will be invoked, a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: ks8851: Packets are queued in the IRQ handler instead of being disabled during the BH handling process. Currently, the driver uses localbhdisable/localbhenable in its IRQ handler to avoid triggering netrxaction in the softir...

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

In the Linux kernel, the following vulnerability has been resolved: gpio: rcar: Use rawspinlock to protect register access The rawspinlock is used to fix spurious messages about invalid context when spinlock debugging is enabled. The lock is only used to serialize register access. 4.239592...

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 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 6.1

In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect currxfer in tegraqspicombinedseqxfer The currxfer field is read by the IRQ handler without holding a lock. This allows the IRQ handler to check whether a transfer is in progress. When clearing the...

UBUNTU-CVE-2026-89589

In the Linux kernel, the following vulnerability has been resolved: acpi/apei/ghes: Use rawspinlockt for CXL CPER work locks The CXL CPER work registration and unregistration helpers acquire cxlcperworklock and cxlcperproterrworklock with a spinlock guard, which leaves local interrupts enabled. T...

CVE-2026-89514

In the Linux kernel, the following vulnerability has been resolved: scsi: fnic: Use GFPATOMIC for VLAN alloc under spinlock fnicfcoeprocessvlanresp allocates a VLAN descriptor with kzallocobj default GFPKERNEL while holding vlanslock via spinlockirqsave. GFPKERNEL may sleep, which is not allowed ...

UBUNTU-CVE-2026-80953

In the Linux kernel, the following vulnerability has been resolved: i3c: master: adi: initialize the lock before enabling interrupts adii3cmasterprobe requests the IRQ and unmasks REGIRQPENDINGCMDR before the controller's IBI state, transfer queue list and transfer queue lock are initialized. A...

CVE-2026-89491

In the Linux kernel, the following vulnerability has been resolved: ocfs2: cluster: don't sleep while holding o2hblivelock in o2hbregionpin Patch series "ocfs2: cluster: o2hbregionpin fixes", v2. This series fixes three related issues in o2hbregionpin, all are from the original implementation in...

UBUNTU-CVE-2026-89514

In the Linux kernel, the following vulnerability has been resolved: scsi: fnic: Use GFPATOMIC for VLAN alloc under spinlock fnicfcoeprocessvlanresp allocates a VLAN descriptor with kzallocobj default GFPKERNEL while holding vlanslock via spinlockirqsave. GFPKERNEL may sleep, which is not allowed ...

UBUNTU-CVE-2026-89667

In the Linux kernel, the following vulnerability has been resolved: nfsd: close shrinker/GC/fsnotify vs per-net shutdown race in filecache The shrinker, GC worker, and fsnotify/lease callbacks can unhash an nfsdfile from the rhashtable and then call nfsdfiledisposelistdelayed to move it to the...

CVE-2025-39866

CVE-2025-39866 - use-after-free Author: Byte Reaper Description This POC attempts to exploit the CVE-2025-39866 vulnerability, which is a flaw in Linux systems iwb” and schedules the critical free via “wbputmany”. step 3 : - thread 2 : free wbolb - thread 1 - pointer - free object wb free old -...

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...

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-2026-89667

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - nfsd: close shrinker/GC/fsnotify vs per-net shutdown race in filecache The shrinker, GC worker, and fsnotify/lease callbacks can unhash an nfsdfile from the...

Linux Distros Unpatched Vulnerability : CVE-2026-89514

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - scsi: fnic: Use GFPATOMIC for VLAN alloc under spinlock fnicfcoeprocessvlanresp allocates a VLAN descriptor with kzallocobj default GFPKERNEL while holding...

Linux Distros Unpatched Vulnerability : CVE-2026-80953

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - i3c: master: adi: initialize the lock before enabling interrupts adii3cmasterprobe requests the IRQ and unmasks REGIRQPENDINGCMDR before the controller's IBI...