Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Add exception protection processing for vd in the axichanhandleerr function. Since there is no protection for vd, a kernel panic will be triggered in exceptional cases. You can refer to the processing of the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net:bcmgenet: A check for oversized packets has been added. Occasionally, we may receive oversized packets from the hardware that exceed the maximum buffer size of 2 KiB allocated for SKBs. A preliminary check is performed to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fixed a panic that occurs when the ipoib sendqueuesize is increased beyond the default value. When the ipoib sendqueuesize is increased, the following panic occurs: RIP: 0010:hfi1ipoibdraintxring+0x45/0xf0 hfi1 Code: 31 ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/secretmem: A panic occurs when growing a memfdsecret. When attempting to grow an existing memfdsecret using ftruncate, a panic occurs 1. For example, performing the following reliably will cause the panic: c fd = memfdsecret;...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: ftrace: consistently handles PLTs. Sometimes it is necessary to use a PLT entry to call a ftrace trampoline. This is handled by ftracemakecall and ftracemakenop, both of which have almost identical logic. However, this is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed by removing the unnecessary f2fsbugon function to avoid panics. The verifyblkaddr function will trigger a panic once we introduce a fault into f2fsisvalidblkaddr; this unnecessary f2fsbugon function has been remove...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vdpa/mlx5: added validation for the VIRTIONETCTRLMQVQPAIRSSET command When the control vq receives a VIRTIONETCTRLMQVQPAIRSSET command request from the driver, there is currently no validation of the number of queue pairs to be...

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

A flaw was discovered in the Linux kernel’s NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packets when using NVMe over TCP. This can lead to the NVMe driver dereferencing a NULL pointer, resulting in kernel panic and a denial of service...

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

In the Linux kernel, the following vulnerability has been resolved: net: mvpp2 – Clearing the BM pool before initialization. The register values persist after booting the kernel using kexec, which results in a kernel panic. Therefore, it is necessary to clear the BM pool registers before...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: qede: ensure that the skb is allocated before use. qedebuildskb assumes that buildskb always works and proceeds directly to skbreserve. However, buildskb may fail under memory pressure. This results in a kernel panic because the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: A bug was fixed regarding accessing an array out of bounds. When an error occurs during the parsing of JPEG data, the corresponding slot may not be acquired yet. This could be due to the default value being...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipvs: Fixed the NULL dereference in the error path of ipvsaddservice. When ipvsbindscheduler successfully calls ipvsaddservice, the local variable sched is set to NULL. If ipvsstartestimator subsequently fails, the cleanup code...

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

In the Linux kernel, the following vulnerabilities have been resolved: TCP: Add sanity checks to rx zerocopy The purpose of TCP rx zerocopy is to map pages that are initially allocated by NIC drivers, not pages owned by a file system. This patch adds the following additional checks to canmapfrag:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: Fixed a panic that occurred during failed allocation of folio blocks. The commits 7e119cff9d0a “ocfs2: converts wpages to wfolios” and 9a5e08652dc4b “ocfs2: uses an array of folios instead of an array of pages” fixed th...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: tee: amdtee: fixed a race condition in amdteeopenSession. There is a potential race condition in amdteeopenSession that may lead to a use-after-free. For example, in amdteeopenSession, after sess-sessmask is set, and before the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtas: Avoid scheduling in rtasosterm. It is unsafe to use rtasbusydelay to handle a busy status from the IBM,os-term RTAS function in rtasosterm: Kernel Panic – Not Syncing: Attempted to kill init! Exitcode=0x0000000b BUG...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fixed an issue where the HCAPORTS component was unregistered twice. Cleared hcadevcomcomp in the device’s private data after unregistering it during LAG teardown. Otherwise, a slightly delayed second pass through...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: mgb4: Fix for double debugfs remove calls This fix addresses an issue where the debugfsremoverecursive function is called first on a parent directory, and then again on a child directory, causing a kernel panic. hverkuil:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: arm64: dts: qcom: sdm845-db845c: Marking the splash memory region as reserved. A reserved memory region was added for the framebuffer memory the splash memory region set up by the bootloader. This fix resolves a kernel panic...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vfat: fixed missing checks for the return value of sbminblocksize When emulating an nvme device on qemu with both logicalblocksize and physicalblocksize set to 8 KiB, but without a file system format, a kernel panic was...