CVE-2021-3156

CVE-2021-3156 Sudo anterior a 1.9.5p2 contiene un error de desfase de uno que puede resultar en un desbordamiento de búfer en el heap, lo que permite la escalada de privilegios a root mediante sudoedit -s y un argumento de línea de comandos que termina con un solo carácter de barra invertida...

CVE-2026-89620

In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-quickspi: validate report size before copy writecmdtotxdma builds an output report in qsdev-reportbuf, a heap buffer allocated in quickspiallocreportbuf to the device-descriptor derived maxreportlen a fe...

CVE-2026-89620 HID: intel-thc-hid: intel-quickspi: validate report size before copy

In the Linux kernel, the following vulnerability has been resolved: HID: intel-thc-hid: intel-quickspi: validate report size before copy writecmdtotxdma builds an output report in qsdev-reportbuf, a heap buffer allocated in quickspiallocreportbuf to the device-descriptor derived maxreportlen a fe...

CVE-2026-18495

A flaw was found in libtiff. A heap-buffer overflow vulnerability exists in the tiff2pdf utility due to an integer truncation error when processing crafted BigTIFF files. An attacker can provide a specially crafted BigTIFF file, causing a 64-bit StripByteCounts value to be truncated to a 32-bit...

DEBIAN-CVE-2026-18495

A flaw was found in libtiff. A heap-buffer overflow vulnerability exists in the tiff2pdf utility due to an integer truncation error when processing crafted BigTIFF files. An attacker can provide a specially crafted BigTIFF file, causing a 64-bit StripByteCounts value to be truncated to a 32-bit...

CVE-2026-18495

A flaw was found in libtiff. A heap-buffer overflow vulnerability exists in the tiff2pdf utility due to an integer truncation error when processing crafted BigTIFF files. An attacker can provide a specially crafted BigTIFF file, causing a 64-bit StripByteCounts value to be truncated to a 32-bit...

UBUNTU-CVE-2026-18495

A flaw was found in libtiff. A heap-buffer overflow vulnerability exists in the tiff2pdf utility due to an integer truncation error when processing crafted BigTIFF files. An attacker can provide a specially crafted BigTIFF file, causing a 64-bit StripByteCounts value to be truncated to a 32-bit...

CVE-2026-18495

CVE-2026-18495 is a heap-buffer overflow in the tiff2pdf utility within libtiff , triggered by an integer truncation error when processing a crafted BigTIFF file. A 64-bit StripByteCounts value is truncated to 32 bits, causing an undersized memory allocation followed by an out-of-bounds copy, lea...

EUVD-2026-76166

A flaw was found in libtiff. A heap-buffer overflow vulnerability exists in the tiff2pdf utility due to an integer truncation error when processing crafted BigTIFF files. An attacker can provide a specially crafted BigTIFF file, causing a 64-bit StripByteCounts value to be truncated to a 32-bit...

CVE-2026-18495 Libtiff: libtiff: heap-buffer overflow via numeric truncation in the jpeg raw passthrough

A flaw was found in libtiff. A heap-buffer overflow vulnerability exists in the tiff2pdf utility due to an integer truncation error when processing crafted BigTIFF files. An attacker can provide a specially crafted BigTIFF file, causing a 64-bit StripByteCounts value to be truncated to a 32-bit...

CVE-2026-2005

CVE-2026-2005 — Desbordamiento de búfer en el heap de pgcrypto de PostgreSQL Commit objetivo: 4b324845ba5d24682b9b3708a769f00d160afbd7 PostgreSQL 18.1 — vulnerable Resumen Campo| Detalle ---|--- CVE| CVE-2026-2005 Tipo| Desbordamiento de búfer en el heap Componente| contrib/pgcrypto/pgp-pubdec.c ...

CVE-2026-39113

CVE-2026-39113: Desbordamiento de búfer en el montón en la extensión SQLAR opcional de SQLite Resumen ejecutivo CVE-2026-39113 es un desbordamiento de búfer en el montón en la extensión SQLAR opcional de SQLite. En una aplicación que haya cargado la extensión, un atacante que pueda invocar...

NGINX-ngx_http_rewrite_module-heap-buffer-overflow-CVE-2026-9256

CVE-2026-9256 NGINX ngxhttprewritemodule PoC 推导过程与思考 适用范围：仅用于本地靶场、授权复现环境、漏洞验证和防护规则分析。不要对未授权目标使用。本文中的 PoC 思路只验证远程可见的 NGINX worker crash 行为，不包含 RCE、ASLR 绕过或稳定利用链。 1. 漏洞背景 CVE-2026-9256 是 NGINX ngxhttprewritemodule 中的堆缓冲区溢出漏洞。漏洞触发并不是单纯访问某个固定 URI，而是依赖特定的 rewrite 配置模式：rewrite 正则中存在互相重叠的 PCRE 捕获组，并且...

PoC-CVE-2025-69419

CVE-2025-69419 – OpenSSL 堆缓冲区溢出复现器 概述 此仓库包含一个针对 CVE-2025-69419 的最小概念验证复现器，该漏洞影响存在漏洞的 OpenSSL 版本。 该 PoC 演示了在处理特制的 BMPString friendlyName 时，PKCS12getfriendlyname 中报告的堆越界写入。 此项目的目标是为开发人员和安全研究人员提供一个简单的回归测试。 该 PoC 不实施漏洞利用技术 ，仅用于重现 AddressSanitizer 检测到的内存破坏。 测试版本 OpenSSL 3.0.7（ASan/UBSan 构建） 漏洞...

CVE-2022-24903-Heap-based-buffer-overflow-Hand-On-Lab

Laboratorio Práctico CVE-2022-24903 Autor: Andrew Beshay Mousa Un laboratorio práctico que demuestra la vulnerabilidad de desbordamiento de búfer en el montón de rsyslog. Un entorno de laboratorio práctico para reproducir y comprender la vulnerabilidad de desbordamiento de búfer en el montón de...

RLSA-2026:66392 Moderate: apr-util security update

The mission of the Apache Portable Runtime APR is to provide a free library of C data structures and routines. This library contains additional utility interfaces for APR; including support for XML, LDAP, database interfaces, URI parsing and more. Security Fixes: apr-util: Apache Portable Runtime...

apr-util security update

An update is available for apr-util. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The mission of the Apache Portable Runtime APR is to provide a free library...

vim security update

An update is available for vim. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Vim Vi IMproved is an updated and improved version of the vi editor. Security...

RLSA-2026:66366 Important: vim security update

Vim Vi IMproved is an updated and improved version of the vi editor. Security Fixes: vim: Vim: Information disclosure and denial of service via crafted Unicode characters in terminal emulator CVE-2026-28420 vim: Vim: Denial of Service via out-of-bounds write in terminal handling CVE-2026-52859 vi...

apr-util security update

An update is available for apr-util. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The mission of the Apache Portable Runtime APR is to provide a free library ...