Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Zero the value of ARGPTRTOLONG,INT in cases of errors. For all non-tracing helpers that previously had ARGPTRTOLONG,INT as input arguments, the value is set to zero in cases of errors. This prevents a potential memory leak...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix error handling of scsihostalloc After a device is initialized using deviceinitialize, or its name is set using devsetname, the device must be freed using putdevice. Otherwise, the device name will be leaked, as it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: EFI: libstub – Only “free privRuntimeMap” is returned when it is allocated. “privRuntimeMap” is only allocated when “efinovamap” is not set. Otherwise, it remains an uninitialized value. In the error path, “privRuntimeMap” is fre...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: sched/smt: Fixed the imbalance in schedsmtpresent. I received the following warning during the stress test: jump label: negative count! WARNING: CPU: 3, PID: 38, at kernel/jumplabel.c:263, statickeyslowtrydec+0x9d/0xb0 Call Trace...

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: octeontx2-pf: Handling of errors when calling otx2mboxgetrsp in otx2ethtool.c has been improved. A check for an error pointer was added after calling otx2mboxgetrsp...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: EDAC/igen6: Avoid segmentation faults during module unloading. The segmentation fault occurs because: During modprobe: 1. In igen6probe, igen6pvt is allocated using kzalloc. 2. In igen6registermci, mci-pvtinfo points to...

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

In the Linux kernel, the following vulnerability has been resolved: net: can: j1939: enhanced error handling for tightly received RTS messages in xtprxrtssessionnew This patch improves error handling in scenarios where RTS Request to Send messages arrive frequently. It replaces the less informati...

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

In the Linux kernel, the following vulnerability has been resolved: Media: PCI: cx23885: Check cx23885vdevinit return. cx23885vdevinit may return a NULL pointer, but that pointer is used in the next line without any checks. Add a NULL pointer check, and proceed with error unwinding if the pointer...

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

In the Linux kernel, the following vulnerabilities have been resolved: scsi: core: ufs: Fixed a hang in the error handler. The function ufshcderrhandlingprepare calls ufshcdrpmgetsync. The latter function can only succeed if UFSHCDEHINPROGRESS is not set. Resuming involves submitting a SCSI...

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 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, 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 – 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 5.15

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

In the Linux kernel, the following vulnerability has been resolved: Block: A check was added to ensure that the partition size must be aligned with the block size. Before calling the add partition or resize partition functions, there was no check to verify whether the partition size was aligned...