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: Regulator: gpio – Fixed an issue where access to drvdata::gpiods resulted in out-of-bounds access. drvdata::gpiods is supposed to hold an array of pointers to gpiodesc structures. However, only one pointer is allocated for this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Use VMMAP instead of VMALLOC for the ringbuf area. After the commit 2fd3fb0be1d1 “kasan, vmalloc: unpoison VMALLOC pages after mapping”, non-VMALLOC mappings will be marked as accessible in getvmareanode when KASAN is enable...

Astra Linux – Vulnerability in Firefox

A memory allocation check was missing, which could lead to a “use-after-free” error if the allocation failed. This could potentially trigger a crash or be exploited to achieve code execution. This vulnerability affects Firefox versions less than 126...

Astra Linux – Vulnerability in grub2

Integer underflow in grubnetrecvip4packets; A malicious IP packet can cause an integer underflow in the grubnetrecvip4packets function, affecting the rsm-totallen value. Under certain circumstances, the totallen value may wrap around to a small integer number, which will be used in memory...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: xfrm: Update ipcompscratches with NULL when freed Currently, if ipcompallocscratches fails to allocate memory, ipcompscratches holds an obsolete address. Therefore, when we try to free the percpu scratches using...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/uverbs: Validates wqesize before using it in ibuverbspostsend. The ibuverbspostsend function uses cmd.wqesize from the user space without any validation before passing it to kmalloc. As a result, the allocated buffer is used...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: media: staging/intel-ipu3: Fixed error handling for setfmt. If an error occurs during the setfmt operation, do not overwrite the previous sizes with the invalid configuration. Without this patch, v4l2-compliance ends up...

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

In the Linux kernel, the following vulnerability has been resolved: dma: Fixed the call order in dmamfreecoherent. dmamfreecoherent frees a DMA allocation, making the freed vaddr available for reuse. Then, it calls devresDestroy to remove and free the data structure used to track the DMA...

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

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: Fixed infinite recursion in fib6dumpdone. syzkaller reported infinite recursive calls of fib6dumpdone during netlink socket destruction. 1 According to the log, syzkaller sent an AFUNSPEC RTMGETROUTE message, and then th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: imx-card: Added a NULL check in imxcardprobe The devmkasprintf function returns NULL when memory allocation fails. Currently, imxcardprobe does not check for this case, which results in a NULL pointer being dereferenced. A...

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: fbdev: The issue was fixed by correcting fbsetvar to prevent a null-ptr dereference in fbvideomodetovar. If fbaddvideomode in fbsetvar fails to allocate memory for fbvideomode, it may lead to a null-ptr dereference in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nouveau/dmem: Handling of allocation failures by kcalloc In nouveaudmemevictchunk, if the physical memory runs out, kcalloc will return null. As a result, if we dereference srcpfns, dstpfns, or dmaaddrs, null pointer...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: The pointer to debugfsdir is set to NULL after removing debugfs. If init debugfs fails during device registration due to a memory allocation failure, the function debugfsremoverecursive is called. However, debugfsd...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Before versions 7.1.2-15 and 6.9.13-40, a specially crafted SVG file containing a malicious element would cause ImageMagick to attempt to allocate approximately 674 GB of memory, resulting in a...

Astra Linux – Vulnerability in gst-plugins-good1.0

GStreamer is a library for constructing graphs of media-handling components. The program attempts to reallocate the memory pointed to by stream-samples to accommodate stream-nsamples + samplescount elements of type QtDemuxSample. The problem is that samplescount is read from the input file. If th...

Astra Linux – Vulnerability in libsoup2.4

A flaw was discovered in libsoup. The SoupWebsocketConnection may accept a large WebSocket message, which could cause libsoup to allocate memory and lead to a denial of service DoS attack...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Media: MediTech; vcodec: Fix resource leaks in vdecmsgqueueinit. If any error occurs in vdecmsgqueueinit, we need to set “msgqueue-wdmaaddr.size = 0;”. Normally, this is done within the vdecmsgqueuedeinit function. However, if...

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: ksmbd: Fixed the missing error check for xastore. xastore may fail. It returns xaerr-EINVAL if the entry cannot be stored in an XArray, or xaerr-ENOMEM if memory allocation fails. Therefore, a check for errors in xastore is...

Astra Linux – Vulnerability in libstb

stbvorbis is a single-file MIT licensed library for processing OGG Vorbis files. A maliciously crafted file may trigger an out-of-bounds write vulnerability in the line f-vendorlen = char'\0';. The root cause of this issue is that if len read from startdecoder is -1, then len + 1 becomes 0 when...