OESA-2026-2417 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved:mm/mempolicy: fix migratetonode assuming there is at least one VMA in a MMWe currently assume that there is at least one VMA in a MM, which isn ttrue.So we might...

CLSA-2026-1779434490 kernel: Fix of 100 CVEs

tracing: Verify event formats that have "%p.." CVE-2025-37938 - HID: pidff: Fix null pointer dereference in pidfffindfields CVE-2025-37862 - scsi: st: Fix array overflow in stsetup CVE-2025-37857 - drm/amdkfd: debugfs hanghws skip GPU with MES CVE-2025-37853 - mm/vmscan: don't try to reclaim...

CVE-2026-43494

A flaw was found in the Linux kernel, specifically within the net/rds module. When a zerocopy page pin operation fails, a counter used for memory management opnents is not correctly reset. This can result in a double-free vulnerability, where the same memory is released twice. A local attacker...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/mmu: Write-protecting of L2 SPTEs in TDP MMU when clearing dirty status Check kvmmmupageadneedwriteprotect when deciding whether to write-protect or clear D-bits on TDP MMU SPTEs. This ensures that the TDP MMU takes into...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: nvidia-shield: Reference to hiddevice for devm allocation of the inputdev name. Using hiddevice for devm allocation of the inputdev name helps prevent use-after-free issues. inputunregisterdevice will trigger the cleanup of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/msm/disp/dpu1: Set vbif hw config to NULL to avoid use after memory free during pm runtime resume BUG: Unable to handle kernel paging requests at virtual address 006b6b6b6b6b6be3 Call trace: dpuvbifinitmemtypes+0x40/0xb8...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/arm-smmu-v3: checking the return value after calling platformgetresource. This will cause a null-ptr-deref if platformgetresource returns NULL; therefore, we need to check the return value...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fixed the issue where the memory of skmsg was charged twice. If tcpbpfsendmsg is running during a cleanup operation, psock may be freed. c tcpbpfsendmsg tcpbpfsendverdict skmsgreturn tcpbpfsendmsgredir unlikely!psoc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/proc: taskmmu.c: Do not read mapcount for migration entries The syzbot reported the following bug: Kernel bug at include/linux/page-flags.h: 785 Invalid opcode: 0000 1 PREEMPT SMP KASAN CPU: 1; PID: 4392; Comm: syz-executor560...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/tests: shmem: Hold the reservation lock during the purge operation. The reservation lock of the GEM object must be held during calls to the purge operation of that object. The tests use drmgemshmempurgelocked, which caused...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: riscv: mm: added the missing memcpy in kasaninit Hi Atish, It seems that the panic occurs due to the missing memcpy during kasaninit. Could you please check whether this patch is useful? When performing kasanpopulate, the newly...

Astra Linux – Vulnerability in WebKit2GTK

A memory management issue related to “use after free” operations has been addressed through improved memory management practices. This issue is fixed in tvOS 15.2, macOS Monterey 12.1, Safari 15.2, iOS 15.2, and iPadOS 15.2, as well as watchOS 8.3. Processing maliciously crafted web content may...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: fixed a memory leak in iiodeviceregistereventset When iiodeviceregistersysfsgroup returns an error, iiodeviceregistereventset must free the attrs array. Otherwise, kmemleak will detect and report a memory leak as follows:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fixed a use-after-free in acpiutcopyipackagetoipackage. There is a use-after-free reported by KASAN: BUG: KASAN: use-after-free in acpiutremovereference+0x3b/0x82 Reading of size 1 at addr ffff888112afc460 by task...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: ov2740: Fixed a memory leak in ov2740initcontrols There is a memory leak when testing the media/i2c/ov2740.c file using bpf mock. Unreferenced object: 0xffff8881090e19e0 size 16: Command “51-i2c-ov2740”, PID 278, jiffies...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: A potential memory leak was fixed by cleaning the opsfilter variable in damonDestroyScheme. Currently, damonDestroyScheme only cleans up the filter list but leaves opsfilter untouched. This could lead to memory lea...

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

In the Linux kernel, the following vulnerabilities have been resolved: For clk: imx: clk-imx8mp, the error handling in imx8mpclocksprobe has been improved. ofiomap and kzalloc have been replaced with devmofiomap and devmkzalloc. This allows for automatic release of the associated memory when the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rcv: move memblockallowresize after linear mapping is ready The initial memblock metadata is accessed from the kernel image mapping. The regions arrays need to be “reallocated” from memblock and accessed through linear mapping to...

Astra Linux – Vulnerability in Linux 5.10

A use-after-free flaw was discovered in the Linux kernel’s Memory Management subsystem, where a user can win two races simultaneously due to a failure in the masprevSlot function. This issue could allow a local user to crash the system...

Astra Linux – Vulnerability in Linux 5.15

A use-after-free flaw was discovered in the smb2isstatusiotimeout function in CIFS within the Linux kernel. After CIFS transfers response data via a system call, there are still local variables pointing to the memory region. If the system call frees those pointers faster than CIFS uses them, CIFS...