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

In the Linux kernel, the following vulnerability has been resolved: jbd2: Stop waiting for space when jbd2cleanupjournaltail returns an error. In jbd2logwaitforspace, we may call jbd2cleanupjournaltail to reclaim some journal space. However, if an error occurs during the execution of...

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

In the Linux kernel, the following vulnerability has been resolved: bnx2x: Fixed multiple UBSAN array-index-out-of-bounds issues. Fixed UBSAN warnings that occur when using a system with 32 physical CPU cores or more, or when the user defines a number of Ethernet queues that is greater than or...

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 – Vulnerability in xorg-server, xwayland

A flaw related to accessing an uninitialized pointer was discovered in X.Org and Xwayland. The compCheckRedirect function may fail if it cannot allocate the backing pixmap. In such cases, compRedirectWindow will return a BadAlloc error without validating the window tree just before processing; as...

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 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, 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 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...