CVE-2026-55213

h2o is an HTTP server with support for HTTP/1.x, HTTP/2 and HTTP/3. Prior to commit edd7a120bfc4af11ac0cbebce2a43cc1f93f9af1, when h2o processes a QPACK instruction sent from the peer over HTTP/3, lib/http3/qpack.c might allocate an on-stack buffer as large as approximately 800 KB by calling...

FTP Fetch, Reverse TCP Stager with UUID Support

Fetch and execute an x86 payload from an FTP server. Connect back to the attacker with UUID Support Module Options msf use payload/cmd/windows/ftp/x86/peinject/reversetcpuuid msf payloadreversetcpuuid show actions ...actions... msf payloadreversetcpuuid set ACTION msf payloadreversetcpuuid show...

Byte XORi Encoder

Byte XOR encoder for RISC-V 32-bit Little Endian. Encodes the payload byte-by-byte with a 1-byte XOR key using the xori instruction. Useful when R-type XOR instruction bytes 0x33 are bad characters. Module Options msf use encoder/riscv32le/bytexori msf encoderbytexori show actions ...actions... m...

CVE-2026-31267

Mercusys MW302R MW302R(EU)_V1_1.4.10 Build 231023 is affected by a stack-based buffer overflow in the administrative web interface. The flaw permits an authenticated, admin-privileged attacker to crash the system by sending a specially crafted request, yielding denial of service through control-f...

SUSE CVE-2026-13574

A vulnerability was determined in llvm llvm-project up to 22.1.6. This impacts the function GCRelocateInst::getBasePtr in the library llvm/lib/IR/IntrinsicInst.cpp of the component Bitcode File Handler. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on th...

DEBIAN-CVE-2026-13574

A vulnerability was determined in llvm llvm-project up to 22.1.6. This impacts the function GCRelocateInst::getBasePtr in the library llvm/lib/IR/IntrinsicInst.cpp of the component Bitcode File Handler. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on th...

UBUNTU-CVE-2026-13574

A vulnerability was determined in llvm llvm-project up to 22.1.6. This impacts the function GCRelocateInst::getBasePtr in the library llvm/lib/IR/IntrinsicInst.cpp of the component Bitcode File Handler. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on th...

CVE-2026-13574

A vulnerability was determined in llvm llvm-project up to 22.1.6. This impacts the function GCRelocateInst::getBasePtr in the library llvm/lib/IR/IntrinsicInst.cpp of the component Bitcode File Handler. This manipulation causes heap-based buffer overflow. It is possible to launch the attack on th...

PYSEC-2026-267 OS Command Injection in Apache Airflow

Improper Neutralization of Special Elements used in an OS Command 'OS Command Injection' vulnerability in Apache Airflow Pinot Provider, Apache Airflow allows an attacker to control commands executed in the task execution context, without write access to DAG files. This issue affects Apache Airfl...

OSV-2026-987 Index-out-of-bounds in print_insn_tic6x

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=528509499 Crash type: Index-out-of-bounds Crash state: printinsntic6x disassemblesection bfdmapoversections...

CVE-2026-6330 ML-KEM ARM64 NEON ciphertext comparison only compares half of the input

The ML-KEM ARM64 NEON ciphertext comparison only compares half of the input, breaking the Fujisaki-Okamoto transform's implicit rejection and weakening IND-CCA2 security on that code path. The constant-time comparison effectively ignored part of the re-encrypted ciphertext, so a decapsulating par...

EUVD-2026-38982

In the Linux kernel, the following vulnerability has been resolved: perf/amd/ibs: Avoid calling perfallowkernel from the IBS NMI handler Calling perfallowkernel from the NMI context is unsafe and could be fatal. Capture the permission at event-initialization time by storing it in event-hw.flags,...

Improperly Controlled Modification of Dynamically-Determined Object Attributes

Overview com.fasterxml.jackson.core:jackson-databind is a library which contains the general-purpose data-binding functionality and tree-model for Jackson Data Processor. Affected versions of this package are vulnerable to Improperly Controlled Modification of Dynamically-Determined Object...

Astra Linux – Vulnerability in amd64-microcode

Improper or unexpected behavior of the INVD instruction in some AMD CPUs may allow an attacker with a malicious hypervisor to influence the cache line write-back behavior of the CPU, resulting in a potential loss of integrity of the guest virtual machine VM memory...

CVE-2026-12528

A flaw was found in 389 Directory Server in the aclpnormalizeacltxt function of aclparse.c. A malformed ACI Access Control Instruction string can trigger heap-buffer-overflow writes and reads during ACI parsing. The function fails to validate that the ACI keyword has sufficient length after...

UBUNTU-CVE-2026-12528

A flaw was found in 389 Directory Server in the aclpnormalizeacltxt function of aclparse.c. A malformed ACI Access Control Instruction string can trigger heap-buffer-overflow writes and reads during ACI parsing. The function fails to validate that the ACI keyword has sufficient length after...

CVE-2026-12528

A flaw was found in 389 Directory Server in the aclpnormalizeacltxt function of aclparse.c. A malformed ACI Access Control Instruction string can trigger heap-buffer-overflow writes and reads during ACI parsing. The function fails to validate that the ACI keyword has sufficient length after...

CVE-2026-12528 389-ds-base: 389-ds-base: heap-buffer-overflows in __aclp__normalize_acltxt()

A flaw was found in 389 Directory Server in the aclpnormalizeacltxt function of aclparse.c. A malformed ACI Access Control Instruction string can trigger heap-buffer-overflow writes and reads during ACI parsing. The function fails to validate that the ACI keyword has sufficient length after...

EUVD-2026-37728

A flaw was found in 389 Directory Server in the aclpnormalizeacltxt function of aclparse.c. A malformed ACI Access Control Instruction string can trigger heap-buffer-overflow writes and reads during ACI parsing. The function fails to validate that the ACI keyword has sufficient length after...

PT-2026-50430

Name of the Vulnerable Software and Affected Versions 389 Directory Server affected versions not specified Description A flaw exists in the aclp normalize acltxt function within aclparse.c. A malformed Access Control Instruction ACI string can trigger heap-buffer-overflow writes and reads during...