Astra Linux – Vulnerability in Linux, Linux 5.10

A NULL pointer dereference flaw was discovered in the btrfsrmdevice function in fs/btrfs/volumes.c within the Linux Kernel. Triggering this bug requires CAPSYSADMIN. This flaw allows a local attacker to crash the system or leak internal kernel information. The greatest threat posed by this...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fixed the issue of unexpected dereferencing of the hive. Check whether the amdgpuhiveinfo hive might be NULL...

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

In the Linux kernel, the following vulnerability has been resolved: spmi: Added a check for a remove callback when removing a SPMI driver. When removing a SPMI driver, a crash may occur due to a NULL pointer dereference if no remove callback is defined. This was observed in a call trace during th...

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

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Added a check for cstate. Since kzalloc may fail and return a NULL pointer, it would be better to check the cstate to avoid dereferencing the NULL pointer in drmatomichelpercrtcreset. Patchwork:...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Avoid NULL pointer dereferencing for evicted BOs It is possible for a BO to exist that is not currently associated with a resource, for example, because it has been evicted. When devcoredump attempts to read the contents...

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: ipvs: fixed the NULL pointer dereference in the route error path of ipv4 null-ptr-deref. The IPv4 code path in ipvsgetoutrt calls dstlinkfailure, without ensuring that skb-dev is set. This leads to a NULL pointer dereference in...

Astra Linux – Vulnerability in Harfbuzz

HarfBuzz is a text shaping engine. Prior to version 12.3.0, there was a null pointer dereference vulnerability in the SubtableUnicodesCache::create function located in src/hb-ot-cmap-table.hh. The function fails to check whether hbmalloc returns NULL before using placement new to construct an...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: Check the event before enabling it to avoid a General Protection Fault GPF. On AMD machines, cpuc-eventsidx can become NULL due to a subtle race condition with NMI-throttle-x86pmustop. Check if the event is NULL in...

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

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Fixed NULL pointer dereferencing in tipcmonreinitself syzbot reported: tipc: The node number was set to 1055423674 Oops: General protection fault, likely due to a non-canonical address 0xdffffc0000000000: 0000 1 SMP KASA...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Versions 14.10.1 and below have a NULL pointer dereference vulnerability in the MSL Magick Scripting Language parser when processing tags before images are loaded. This can lead to DoS attacks due to...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: microchip: sparx5: Fixed a potential null-ptr-deref in sparxstatsinit and sparx5start. sparxstatsinit calls createsinglethreadworkqueue, without checking the return value; this may result in NULL being returned. A...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: kprobe: Fixed a potential nullptrdereference issue in traceeventfile in kprobeeventgentestexit. When tracegeteventfile fails, genkretprobetest will be assigned as the error code. If the kprobeeventgentest module is remov...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: scsitransportsas: Fixed error handling in sasPhyadd. If transportadddevice fails in sasPhyadd, the kernel may crash when trying to delete the device via transportRemoveDevice, which is called from sasRemoveHost. The kernel...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ata: libata-transport: Fix error handling in atatportadd In atatportadd, the return value of transportadddevice is not checked. As a result, a null pointer derefrence occurs when removing the module. This occurs because...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: A possible null-ptr-deref issue exists in cadencenanddtprobe. This issue could lead to a null-ptr-deref when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource wi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mfd: davincivoicecodec: Fixed a possible nullptrderef issue in davincivcprobe. This issue could lead to a nullptrderef when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource will preve...

Astra Linux – Vulnerability in ffmpeg, ffmpeg5

There is a NULL pointer dereference vulnerability in FFmpeg’s Firequalizer filter libavfilter/affirequalizer.c. This vulnerability arises due to a missing check on the return value of avmallocarray in the configinput function. An attacker could exploit this vulnerability by tricking a victim into...

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: serial: Fixed a potential nullptrderef in mlbusioprobe The devmioremap function can return NULL in case of an error. Currently, mlbusioprobe does not check for this situation, which could lead to a NULL pointer dereference. A NUL...

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

In the Linux kernel, the following vulnerability has been resolved: dma-buf: A memory barrier should be inserted before updating numfences. smpstoremb inserts a memory barrier after storing data. This differs from what the comment originally intended; a null pointer dereferencing can occur if the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Handle the return value of hdrfirstde The hdrfirstde function returns a pointer to a struct NTFSDE. This pointer may be NULL. To effectively handle the NULL error, it is important to implement an error handler. This wil...