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

In the Linux kernel, the following vulnerability has been resolved: mm/swapfile: HugeTLB pages are skipped for unusevma. I encountered a “bad pud” error and lost a 1GB HugeTLB when calling swapoff. The problem can be reproduced using the following steps: 1. Allocate an anonymous 1GB HugeTLB and...

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: RDMA/bnxtre: Added a check for memory allocation. allocpbl can return an error when memory allocation fails. The driver does not check the status of memory allocation in some instances...

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

In the Linux kernel, the following vulnerability has been resolved: comedi: Flushing partial mappings in the error case If some remappfnrange calls succeeded before one failed, we still have buffer pages mapped into the user-space page tables when we drop the buffer reference with...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Fixed the qp flush warnings in req When the qp is in an error state, the status of WQEs in the queue should be set to error. Otherwise, the following will occur. 920.617269 WARNING: CPU: 1 PID: 21 at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdkfd: Ensure that the list is non-empty before using listfirstentry in kfdtopology.c. Before using listfirstentry, make sure that the list is not empty; if the list is empty, return -ENODATA. The following issues have al...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: The page is released in the error path to avoid BUGON. Consider the following sequence of events: 1. The userspace sends a UFFD ioctl, which ultimately calls shmemmfillatomicpte. We successfully account the blocks, a...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Tracing/histogram: Fixed a potential memory leak in kstrdup. The kfree function is not called in the error path, resulting in the memory allocated by kstrdup not being freed properly. p = param = kstrdupdata-paramsi, GFPKERNEL...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvme-rdma: fixed a possible use-after-free in the transport errorrecovery process. While nvmerdmasubmitasynceventwork checks the ctrl and queue states before preparing the AER command and scheduling iowork, this check is necessar...

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

In the Linux kernel, the following vulnerabilities have been resolved: xhci: Properly handling isoc Babble and Buffer Overrun events. xHCI 4.9 explicitly prohibits making assumptions that the xHC has released its ownership of a multi-TRB TD when an error occurs in one of the early TRBs. However,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: BPF: Prevent out-of-bounds memory access The testtag test triggers an unhandled page fault: ./testtag 130.640218 CPU 0 Unable to handle kernel paging request at virtual address ffff80001b898004, era == 9000000003137f7c...

Astra Linux – Vulnerability in Zabbix

The cause of the vulnerability is improper validation of the “Name” field in the form input on the Graph page in the Items section...

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

In the Linux kernel, the following vulnerabilities have been resolved: net/bnx2x: Prevent access to a freed page in pagepool Fixed a race condition that could lead to system crashes during EEH error handling During EEH error recovery, the bnx2x driver’s transmit timeout logic could create a race...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Before versions 7.1.2-16 and 6.9.13-41, there was a vulnerability where a memory allocation failure in the sixel encoder could lead to writing beyond the end of a buffer on the stack. This vulnerability...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: qlcnic: Prevent “dbc use-after-free” in qlcnicdcbenable. The “adapter-dcb” pointer would be silently freed within qlcnicdcbenable if qlcnicdcbattach returns an error—something that always occurs under OOM conditions. This could...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI/AER: Fixed NULL pointer access via aerinfo. The kzallocGFPKERNEL function may return NULL, resulting in kernel panic when accessing aerinfo-xxx. This issue has been fixed...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Check kzalloc in lpfcsli4cgnparamsread. If kzalloc fails in lpfcsli4cgnparamsread, then we rely on lpfcreadobject’s routine to perform a NULL check on pdata. Currently, an early return error is thrown from...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom: fixed a memory leak in the error path. If, for some reason, the speedbin length is incorrect, then there is a memory leak in the error path, as we never free the speedbin buffer. This commit fixes this issue by...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Replaces WARNONs with nilfserror in cases where checkpoint acquisition fails. If the creation or finalization of a checkpoint fails due to anomalies in the checkpoint metadata on disk, a kernel warning is generated. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: platform/chrome: crosusbpdnotify: Fixed error handling in crosusbpdnotifyinit. The following warning message was given when using rmmod crosusbpdnotify: “Unexpected driver unregister!” Warning: CPU: 0 PID: 253 at...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xen/privcmd: fixed the error exit of privcmdioctldmop The error exit of privcmdioctldmop calls unlockpages, potentially with pages being NULL, leading to a NULL dereference. Additionally, lockpages does not check whether...