Astra Linux – Vulnerability in openexr

In the ImfChromaticities.cpp routine, within the RGBtoXYZ function, there are some division operations such as float Z = 1 - chroma.white.x - chroma.white.y Y / chroma.white.y; and chroma.green.y X + Z / d;. However, the divisor is not checked for a 0 value. A specially crafted file could trigger...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: cirrusfb: check pixclock to avoid divide by zero Perform a sanity check on the pixclock value to avoid division by zero. If the pixclock value is zero, the cirrusfb driver will round up pixclock to make the derived...

Astra Linux – Vulnerability in libvncserver

A divide by zero issue was detected in libvncserver-0.9.12. A malicious client could exploit this flaw to send a specially crafted message. When this message is processed by the VNC server, it will cause a floating-point exception, resulting in a denial of service...

Astra Linux – Vulnerability in DjVuLibre

A issue was discovered in IW44Image.cpp within djvulibre 3.5.28, which allows attackers to cause a denial of service through division by zero...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A memory leak flaw, along with potential division by zero and integer overflow issues, have been detected in the Linux kernel’s V4L2 and vivid test code functionality. This issue occurs when a user triggers ioctls, such as the VIDIOCSDVTIMINGS ioctl. This could allow a local user to crash the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fbdev: fbpm2fb: Avoid potential divide by zero errors In dofbioctl of fbmem.c, if cmd is FBIOPUTVSCREENINFO, var will be copied from the user. Then, the functions fbsetvar and info-fbops-fbcheckvar will be called, which might...

Astra Linux – Vulnerability in imagemagick

In GammaImage of /MagickCore/enhance.c, depending on the gamma value, it is possible for a divide-by-zero condition to occur when a specially crafted input file is processed by ImageMagick. This could affect the availability of the application. The patch uses PerceptibleReciprocal to prevent such...

Astra Linux – Vulnerability in Qemu

A divide-by-zero issue was discovered in dwc2handlepacket in hw/usb/hcd-dwc2.c, within the hcd-dwc2 USB host controller emulation in QEMU. A malicious guest could exploit this flaw to crash the QEMU process on the host, resulting in a denial of service...

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

In the Linux kernel, the following vulnerability has been resolved: padata: A possible “divide-by-0” panic has been fixed in padatamthelper. We are encountering a “divide-by-0” panic in padata.c during bootup. 10.017908 Oops: Divide error: 0000 1 PREEMPT SMP NOPTI 10.017908 CPU: 26 PID: 2627 Comm...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check if the modulo result is 0 before performing division. How & Why If a value of 0 is read, it will cause a Divide-by-0 panic...

Astra Linux – Vulnerability in imagemagick

In the ParseMetaGeometry function of MagickCore/geometry.c, calculations for image height and width can lead to division-by-zero conditions, which can also result in undefined behavior. This flaw can be triggered by an input file processed by ImageMagick and could affect the availability of the...

Astra Linux – Vulnerability in TIF format

The "Divide By Zero" error in tiffcrop in libtiff 4.4.0 allows attackers to cause a denial-of-service attack through a crafted TIF file. For users who compile libtiff from source code, the fix is available in the commit f3a5e010...

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: USB: usb-storage: A bug that causes a division-by-zero error in the isd200atacommand function has been fixed. The isd200 sub-driver in usb-storage uses the HEADS and SECTORS values in the ATA ID information to calculate the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iocost: Fixed the issue of dividing by zero when donating from cgroups with an active hweight of less than 2. The donation calculation logic assumes that the donor’s hweight remains non-zero after the donation. Therefore, the...

Astra Linux – Vulnerability in Wireshark

Due to a failure in validating the length provided by a CP2179 packet crafted by an attacker, Wireshark versions 2.0.0 through 4.0.7 are vulnerable to a denial-of-service attack that exploits this flaw...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: video: fbdev: arkfb: Fixed a divide-by-zero bug in arksetpixclock Since the user can control the arguments of the ioctl function from the user space, there are special cases where a divide-by-zero bug may occur. For example, in:...

Astra Linux – Vulnerability in ffmpeg

FFmpeg 4.2 is affected by a divide-by-zero issue through the libavcodec/aacpsy.c module, which allows a remote malicious user to cause a Denial of Service attack...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: ets: fixed a divide-by-zero issue in the offload path Offloading ETS requires calculating the WRR weight for each class. This is done by averaging the sums of quanta, denoted as ‘qsum’ and ‘qpsum’. Using unsigned in...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A flaw in the Linux kernel was discovered in the i740 driver. The userspace program can pass any value to the driver through the ioctl interface. The driver does not check the value of ‘pixclock’, which may lead to a division by zero error...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The default value of “denominators” should be set to 1. WHAT & HOW Variables that are used as denominators and may not be assigned to other values should not have a default value of 0. Change their default value ...