CVE-2026-33593 Denial of service via crafted DNSCrypt query

A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query...

CVE-2026-33593 Denial of service via crafted DNSCrypt query

A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query...

CVE-2026-33593

The provided documents describe CVE-2026-33593 as a denial-of-service caused by a client sending a crafted DNSCrypt query that triggers a divide-by-zero error and crashes the affected process. The impact is a crash (availability impact HIGH per CVSS), but the connected sources do not specify the ...

CVE-2026-33593 Denial of service via crafted DNSCrypt query

A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query...

CVE-2026-33593

A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query...

CVE-2026-33593

A client can trigger a divide by zero error leading to crash by sending a crafted DNSCrypt query...

PT-2026-34437

Name of the Vulnerable Software and Affected Versions PowerDNS dnsdist versions 1.9.0 through 1.9.12 PowerDNS dnsdist versions 2.0.0 through 2.0.3 Description An unauthenticated remote attacker can cause a denial-of-service by sending a crafted DNSCrypt query. This action triggers a divide-by-zer...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-013797)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013797 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-iocost: fix divide by 0 error in calclcoefs echo max of u64 to cost.model can cause divide by...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013687)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013687 advisory. In the Linux kernel, the following vulnerability has been resolved: libnvdimm/labels: Fix divide error in ndlabeldatainit If a faulty CXL memory device returns a...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-010946)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010946 advisory. In the Linux kernel, the following vulnerability has been resolved: libnvdimm/labels: Fix divide error in ndlabeldatainit If a faulty CXL memory device returns a...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011223)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011223 advisory. In the Linux kernel, the following vulnerability has been resolved: comedi: fix divide-by-zero in comedibufmunge The comedibufmunge function performs a modulo...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-007019)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007019 advisory. In the Linux kernel, the following vulnerability has been resolved: RDMA: hfi1: fix possible divide-by-zero in findhwthreadmask The function divides number of online...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-010777)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-010777 advisory. In the Linux kernel, the following vulnerability has been resolved: blk-iocost: fix divide by 0 error in calclcoefs echo max of u64 to cost.model can cause divide by...

JLSEC-2026-131

In ImfChromaticities.cpp routine RGBtoXYZ, 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; but the divisor is not checked for a 0 value. A specially crafted file could trigger a divide-by-zero condition whi...

OESA-2026-1947 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: mptcp: Initialise rcvmss before calling tcpsendactivereset in mptcpdofastclose. syzbot reported divide-by-zero in tcpselectwindow by MPTCP socket. 0 We had a...

OESA-2026-1948 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: mptcp: Initialise rcvmss before calling tcpsendactivereset in mptcpdofastclose. syzbot reported divide-by-zero in tcpselectwindow by MPTCP socket. 0 We had a...

OESA-2026-1949 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: mptcp: Initialise rcvmss before calling tcpsendactivereset in mptcpdofastclose. syzbot reported divide-by-zero in tcpselectwindow by MPTCP socket. 0 We had a...

OESA-2026-1946 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: mptcp: Initialise rcvmss before calling tcpsendactivereset in mptcpdofastclose. syzbot reported divide-by-zero in tcpselectwindow by MPTCP socket. 0 We had a...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-007427)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007427 advisory. In the Linux kernel, the following vulnerability has been resolved: fbdev: fbpm2fb: Avoid potential divide by zero error In dofbioctl of fbmem.c, if cmd is...

📄 V8 Sandbox Bypass: BigInt Division Memory Corruption

This is a variant of crbug.com/474041332. The issue there was that MultiplyFFT, an optimized version of integer multiplication for very large inputs, is not robust against concurrent modification of its input buffers, but was called from ProcessorImpl::FromStringLarge with a temporary buffer insi...