Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013741)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013741 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: fix incomplete validation of ioctl arg We tested and found an alarm caused by nbdioctl arg...

CVE-2026-31495: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netfilter: ctnetlink: use netlink policy range checks Replace manual range and mask validations with netlink policy annotations in ctnetlink code paths, so that the netlink core rejects invalid values early and can generate extac...

CVE-2026-31525: Out-of-bounds Write

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix undefined behavior in interpreter sdiv/smod for INTMIN The BPF interpreter's signed 32-bit division and modulo handlers use the kernel abs macro on s32 operands. The abs macro documentation include/linux/math.h explicitl...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013481)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013481 advisory. In the Linux kernel, the following vulnerability has been resolved: ACPICA: Avoid undefined behavior: applying zero offset to null pointer ACPICA commit...

Linux Kernel Security Vulnerabilities

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of a netlink policy scope check in ctnetlink. This vulnerability may lead to undefined behavio...

CVE-2026-40279

BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to 1.4.3, decodesigned32 in src/bacnet/bacint.c reconstructs a 32-bit signed integer from four APDU bytes using signed left shifts. When any of the four bytes has bit 7 set value ≥ 0x80, the left-shift...

CVE-2026-40279

BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to 1.4.3, decodesigned32 in src/bacnet/bacint.c reconstructs a 32-bit signed integer from four APDU bytes using signed left shifts. When any of the four bytes has bit 7 set value ≥ 0x80, the left-shift...

CVE-2026-40279

BACnet Stack (open-source C library for embedded systems) contains a defect in decode_signed32() in src/bacnet/bacint.c where reconstructing a 32-bit signed integer from four APDU bytes via signed left shifts can overflow signed int32_t when any byte has bit 7 set (>= 0x80). This undefined beh...

EUVD-2026-24166

BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to 1.4.3, decodesigned32 in src/bacnet/bacint.c reconstructs a 32-bit signed integer from four APDU bytes using signed left shifts. When any of the four bytes has bit 7 set value ≥ 0x80, the left-shift...

CVE-2026-40279 BACnet Stack: Undefined-behavior signed left shift in `decode_signed32()`

BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to 1.4.3, decodesigned32 in src/bacnet/bacint.c reconstructs a 32-bit signed integer from four APDU bytes using signed left shifts. When any of the four bytes has bit 7 set value ≥ 0x80, the left-shift...

CVE-2026-40279 BACnet Stack: Undefined-behavior signed left shift in `decode_signed32()`

BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to 1.4.3, decodesigned32 in src/bacnet/bacint.c reconstructs a 32-bit signed integer from four APDU bytes using signed left shifts. When any of the four bytes has bit 7 set value ≥ 0x80, the left-shift...

BACnet Stack security vulnerabilities

BACnet Stack is an open-source protocol stack for BACnet that is suitable for embedded systems, Linux, MacOS, BSD, and Windows. Versions prior to BACnet Stack 1.4.3 contained a security vulnerability. This vulnerability arises from the decodesigned32 function in src/bacnet/bacint.c, which uses...

CVE-2026-40279: Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

BACnet Stack is a BACnet open source protocol stack C library for embedded systems. Prior to 1.4.3, decodesigned32 in src/bacnet/bacint.c reconstructs a 32-bit signed integer from four APDU bytes using signed left shifts. When any of the four bytes has bit 7 set value ≥ 0x80, the left-shift...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013212)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013212 advisory. In the Linux kernel, the following vulnerability has been resolved: nbd: fix incomplete validation of ioctl arg We tested and found an alarm caused by nbdioctl arg...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011155)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011155 advisory. In the Linux kernel, the following vulnerability has been resolved: mtd: spi-nor: Fix shift-out-of-bounds in spinorseterasetype spinorseterasetype was used either to...

Unity Linux 20.1050e / 20.1070e Security Update: kernel (UTSA-2026-011238)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-011238 advisory. In the Linux kernel, the following vulnerability has been resolved: ACPICA: Avoid undefined behavior: applying zero offset to null pointer ACPICA commit...

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

JLSEC-2026-143

OpenEXR provides the specification and reference implementation of the EXR file format, an image storage format for the motion picture industry. From 3.2.0 to before 3.2.7, 3.3.9, and 3.4.9, a misaligned memory write vulnerability exists in LossyDctDecoderexecute in...

OESA-2026-1940 libarchive security update

is an open-source BSD-licensed C programming library that provides streaming access to a variety of different archive formats, including tar, cpio, pax, zip, and ISO9660 images. The distribution also includes bsdtar and bsdcpio, full-featured implementations of tar and cpio that use . Security...