CVE-2026-93062

CVE-2026-93062 affects the Linux kernel in the iwlwifi wireless driver. The vulnerability is a division by zero in the function iwl_dbg_tlv_alloc_fragments, which can occur when num_frags evaluates to zero. The fix introduces a check that the required size is non-zero and adds a guard on num_frag...

EUVD-2026-80643

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fix division by zero in getestimatedbw getestimatedbw divides by link-dpiabwallocconfig.bwgranularity, which is zeroed by resetbwallocstruct and only populated once DPTUNNELINGBWALLOCCAPCHANGED has been handled...

CVE-2026-90035

CVE-2026-90035 affects the Linux kernel AMD display driver (drm/amd/display ). The root cause is a division by zero in the get_estimated_bw() function, which divides by link->dpia_bw_alloc_config.bw_granularity—a value zeroed by reset_bw_alloc_struct() and only populated after DP_TUNNELING_BW_...

CVE-2026-91955

A flaw was found in FreeRDP. FreeRDP contains a flaw where it fails to validate client-supplied desktop dimensions during the Graphics Command Channel GCC negotiation. A remote attacker can exploit this by sending crafted Remote Desktop Protocol RDP packets with zero or oversized dimensions. This...

DEBIAN-CVE-2026-91955

FreeRDP before 3.31.0 fails to validate client-supplied DesktopWidth and DesktopHeight values during GCC negotiation, allowing remote attackers to crash the server. Attackers can send crafted RDP packets with zero or oversized dimensions to trigger division-by-zero or assertion failures in...

CVE-2026-91955

FreeRDP before 3.31.0 fails to validate client-supplied DesktopWidth and DesktopHeight values during GCC negotiation, allowing remote attackers to crash the server. Attackers can send crafted RDP packets with zero or oversized dimensions to trigger division-by-zero or assertion failures in...

CVE-2026-91955 FreeRDP before 3.31.0 Denial of Service via Desktop Dimensions

FreeRDP before 3.31.0 fails to validate client-supplied DesktopWidth and DesktopHeight values during GCC negotiation, allowing remote attackers to crash the server. Attackers can send crafted RDP packets with zero or oversized dimensions to trigger division-by-zero or assertion failures in...

EUVD-2026-78631

FreeRDP before 3.31.0 fails to validate client-supplied DesktopWidth and DesktopHeight values during GCC negotiation, allowing remote attackers to crash the server. Attackers can send crafted RDP packets with zero or oversized dimensions to trigger division-by-zero or assertion failures in...

Linux Distros Unpatched Vulnerability : CVE-2026-91955

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - FreeRDP before 3.31.0 fails to validate client-supplied DesktopWidth and DesktopHeight values during GCC negotiation, allowing remote attackers to crash the...

EUVD-2026-77767

netifipv6calcreachabletime in subsys/net/ip/netif.c derives a randomized ND reachable time from ipv6-basereachabletime as minreachable + sysrand32get % maxreachable - minreachable, where minreachable = base/2 and maxreachable = 3base/2 using integer division. When basereachabletime is 1, both...

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: hfi1: Fixed a potential divide-by-zero issue in findhwthreadmask. The function divides the number of online CPUs by numcoresiblings, and then checks if the result is zero. This could lead to a divide-by-zero runtime error...

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: Staging: iio: frequency: ad9832: fixed division by zero in ad9832calcfreqreg. In the ad9832writefrequency function, clkgetrate might return 0. This can lead to a division by zero when calling ad9832calcfreqreg. The check if fout...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Media: ccs – Avoid possible division by zero Calculating the maximum value of M for scaler configuration involves dividing by the value of the MINXOUTPUTSIZE limit register. Although this value is presumably non-zero, the driver...

Astra Linux – Vulnerability in imagemagick

A flaw was discovered in ImageMagick’s MagickCore/resize.c file. An attacker who submits a crafted file processed by ImageMagick could trigger undefined behavior, specifically a division by zero in mathematics. This likely results in a disruption to the application’s functionality, but it may als...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: error out earlier on disconnect Eric reported a division by zero error in the MPTCP protocol: Oops: divide error: 0000 1 PREEMPT SMP KASAN PTI CPU: 1 UID: 0 PID: 6094 Comm: syz-executor317 Not tainted...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: sysfs: Prevent division by zero This issue prevents division by zero when monitoring is not enabled...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: schhfsc: Fixed an issue where a division by zero could occur in rtscmin. The m2sm function converts a u32 slope into a u64 scaled value. For large inputs e.g., when m1=4000000000, the result can reach 2^32. The...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating compression context during writeback Bai, Shuangpeng reported a bug as below: Oops: divide error: 0000 1 SMP KASAN PTI CPU: 0 UID: 0 PID: 11441 Comm: syz.0.46 Not tainted 6.17.0 1 PREEMPTfull Hardware...

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: fbmon: prevented division by zero in fbvideomodefromvideomode. The expression htotal vtotal can have a zero value during overflow. It is necessary to prevent division by zero, as seen in fbvartovideomode. This issue was identifie...

Astra Linux – Vulnerability in speex

A vulnerability involving division by zero in the static int readsamples function of Speex v1.2 allows attackers to cause a Denial-of-Service attack through a specially crafted WAV file...