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: fbdev: Added bounds checking in bitputcs to prevent out-of-bounds writes using vmalloc. Added bounds checking to prevent writes beyond the framebuffer boundaries when rendering text near the screen edges. Return early if the Y...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Use VMMAP instead of VMALLOC for the ringbuf area. After the commit 2fd3fb0be1d1 “KASAN, vmalloc: Unpoison VMALLOC pages after mapping”, non-VMALLOC mappings will be marked as accessible in getvmareanode when KASAN is enable...

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, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tty: Fixed an out-of-bound access to vmalloc in imageblit. This issue occurs when a user-space program calls ioctl FBIOPUTVSCREENINFO, passing the fbvarscreeninfo structure containing only the fields xres, yres, and bitsperpixel...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RISCV: Kernel mappings of the EFI page table must be synchronized before switching to the EFI page table. The EFI page table is initially created as a copy of the kernel page table. When VMAPSTACK is enabled, kernel stacks are...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: intelth: msu: Fix for vmalloced buffers After committing the change f5ff79fddf0e “dma-mapping: remove CONFIGDMAREMAP”, there is a possibility that DMA buffers may be allocated using vmalloc, which can affect the MMAP mapping code...

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: acpi: nfit: Out-of-bounds read in acpinfitctl. Fixed an issue detected by syzbot with KASAN: BUG: KASAN: Out-of-bounds access using vmalloc in cmdtofunc, drivers/acpi/nfit/core.c:416 inline. BUG: KASAN: Out-of-bounds access...

CVE-2026-98160

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8723bs: fix mismatched free of HalData in rtwsdioif1init padapter-HalData is allocated via vzalloc, but incorrectly freed using kfree in the rtwsdioif1init error path. Using kfree to release this vmalloc-backed buffer...

CVE-2026-97920 tracing: Keep the entry count when the histogram stats allocation fails

In the Linux kernel, the following vulnerability has been resolved: tracing: Keep the entry count when the histogram stats allocation fails printentries uses nentries both as the number of sort entries and as its own return value, so the -ENOMEM it stores when the stats allocation fails overwrite...

PT-2026-98606

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the x86 alternatives patching code where a race condition can occur between text poking and Change Page Attribute CPA operations. When CONFIG ARCH HAS EXECMEM ROX is...

SUSE CVE-2026-92525

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Validate numsge/cursge before indexing wqe-dma.sge For a user QP, qp-sq.queue is a ring the application writes directly, so rxepostsend takes the isuser branch and only schedules sendtask without validating the WQE...

SUSE CVE-2026-89953

In the Linux kernel, the following vulnerability has been resolved: mtd: mtdoops: free page bitmap when the backing MTD is removed mtdoopsnotifyadd allocates oopspageused when the configured MTD device is registered. mtdoopsnotifyremove detaches from that device but leaves the bitmap allocated. I...

SUSE CVE-2026-90042

In the Linux kernel, the following vulnerability has been resolved: ceph: properly decrypt filenames in vmalloc buffers The fscrypt subsystem uses the scatterlist crypto API, inheriting its requirement that any buffers are in the linear mapping region. However, the messenger client uses kvmalloc ...

CVE-2026-92525 RDMA/rxe: Validate num_sge/cur_sge before indexing wqe->dma.sge[]

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Validate numsge/cursge before indexing wqe-dma.sge For a user QP, qp-sq.queue is a ring the application writes directly, so rxepostsend takes the isuser branch and only schedules sendtask without validating the WQE...

CVE-2026-92525: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Validate numsge/cursge before indexing wqe-dma.sge For a user QP, qp-sq.queue is a ring the application writes directly, so rxepostsend takes the isuser branch and only schedules sendtask without validating the WQE...

DEBIAN-CVE-2026-90042

In the Linux kernel, the following vulnerability has been resolved: ceph: properly decrypt filenames in vmalloc buffers The fscrypt subsystem uses the scatterlist crypto API, inheriting its requirement that any buffers are in the linear mapping region. However, the messenger client uses kvmalloc ...

AZL-101199 CVE-2026-90042 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: ceph: properly decrypt filenames in vmalloc buffers The fscrypt subsystem uses the scatterlist crypto API, inheriting its requirement that any buffers are in the linear mapping region. However, the messenger client uses kvmalloc ...

CVE-2026-90042

In the Linux kernel, the following vulnerability has been resolved: ceph: properly decrypt filenames in vmalloc buffers The fscrypt subsystem uses the scatterlist crypto API, inheriting its requirement that any buffers are in the linear mapping region. However, the messenger client uses kvmalloc ...

AZL-101562 CVE-2026-89953 affecting package kernel for versions less than 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: mtd: mtdoops: free page bitmap when the backing MTD is removed mtdoopsnotifyadd allocates oopspageused when the configured MTD device is registered. mtdoopsnotifyremove detaches from that device but leaves the bitmap allocated. I...

CVE-2026-89953

In the Linux kernel, the following vulnerability has been resolved: mtd: mtdoops: free page bitmap when the backing MTD is removed mtdoopsnotifyadd allocates oopspageused when the configured MTD device is registered. mtdoopsnotifyremove detaches from that device but leaves the bitmap allocated. I...