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 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 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: Wifi: ath12k: The ab pointer is passed directly to ath12kdptxgetencaptype. In ath12kdptxgetencaptype, the arvif parameter is only used to retrieve the ab pointer. During the vdev delete sequence, arvif-ar might become NULL, which...

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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: e1000e: Changing usleeprange to udelay in PHY mdic access. This is a partial revert of commit 6dbdd4de0362 “e1000e: Workaround for sporadic MDI errors on Meteor Lake systems”. The referenced commit used usleeprange within the PHY...

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

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed a possible panic during hotplug remove. During hotplug remove, it is possible that the update counters’ operations might still be pending, and they may run after memory has been freed. Cancel the update counters...

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

A race condition was detected in the Linux kernel’s DRM/Exynos device driver, specifically in the exynosdrmcrtcatomicdisable function. This can lead to a null pointer dereferencing issue, which may potentially cause a kernel panic or a denial of service condition...

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

In the Linux kernel, the following vulnerability has been resolved: tee: optee: Fixed the kernel panic caused by incorrect error handling. The error path when failing to register devices on the TEE bus contains a bug that leads to kernel panic. The details are as follows: 15.398930 Unable to hand...

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

In the Linux kernel, the following vulnerability has been resolved: dm rq: Do not queue the request to blk-mq during DM suspension. DM uses blk-mq's quiesce/unquiesce to stop/start the device mapper queue. However, blk-mq's unquiesce may be triggered by external events, such as changes in the...