CVE-2026-114045

FreeRDP versions prior to 3.32.1 are vulnerable to a heap-based buffer overflow in the server-side rdpsnd channel . The root cause is an integer wraparound within the rdpsnd_server_select_format() function during DVI_ADPCM block-alignment arithmetic, which allows validation to be bypassed. A mali...

CVE-2023-21716-POC

History In February 2023, Microsoft patched a critical vulnerability in Microsoft Word, identified as CVE-2023-21716 with a CVSS score of 9.8, which could allow attackers to execute remote code without authentication. This vulnerability also affected the Outlook Preview Pane, meaning it can be...

CVE-2019-18634

CVE-2019-18634 ⚠️ This code has only been tested on sudo 1.8.25. The bug impacts 1.8.30, but there are differences in character handling that prevent this PoC from executing this does not mitigate the exploitability of the bug. See 1 ⚠️ Functional exploit for CVE-2019-18634, a heap buffer overflow...

ros2_CVE-2024-28231

This repo includes a vulnerable Docker image of ros2 iron based on ubuntu 22 and a matching exploit. We exploit the vulnerability in fastrtps version 2.10.3, enabling denial of service of a remote subscriber via heap buffer overflow. Vulnerable base image Fast RTPS version 2.10.3 and dependencies...

CVE-2022-30292

CVE-2022-30292 Description This vulnerability is the heap-based buffer overflow in the function threadcall in Squirrel 3.2 and below. It caused by the lack of the call of sqreservestack function. This vulnerability leads to DoS of the client and could possibly lead to sandbox escape and arbitrary...

CVE-2021-3156

CVE-2021-3156 Overview Heap-based buffer overflow in Sudo CVE-2021-3156 Heap overflow vulnerability caused by improper escaping of \ in sudo, LPE Affected Versions All versions from 1.8.2 to 1.8.31p2 All stable versions from 1.9.0 to 1.9.5p1 Detection Command sudoedit -s '' perl -e 'print "A" x...

Important: Red Hat Security Advisory: rsyslog security update

An update for rsyslog is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

rsyslog: rsyslog: Denial of service via heap buffer overflow in RainerScript replace() function

A flaw was found in rsyslog. An unauthenticated remote attacker can trigger a heap buffer overflow in the RainerScript replace function by sending specially crafted syslog messages. This vulnerability arises from an incorrect buffer size calculation during string replacement, causing memory...

CVE-2018-1000030

CVE-2018-1000030 Python 2.7.14 is vulnerable to a Heap-Buffer-Overflow as well as a Heap-Use-After-Free. Python versions prior to 2.7.14 may also be vulnerable and it appears that Python 2.7.17 and prior may also be vulnerable however this has not been confirmed ERRASANTHREADC18...

Pillow: Heap buffer overflow in ImagingJpegDecode

Summary JpegImageFile.draft — which Image.thumbnail calls automatically — requests 1/2, 1/4 or 1/8 scaled JPEG output and shrinks self.size and the tile extents to match, so setimage allocates a single-row decode buffer of ceilW/s samples. ImagingJpegDecode sets cinfo.scalenum/scaledenom, calls...

GHSA-8G5G-8VMR-9782 Pillow: Heap buffer overflow in ImagingJpegDecode

Summary JpegImageFile.draft — which Image.thumbnail calls automatically — requests 1/2, 1/4 or 1/8 scaled JPEG output and shrinks self.size and the tile extents to match, so setimage allocates a single-row decode buffer of ceilW/s samples. ImagingJpegDecode sets cinfo.scalenum/scaledenom, calls...

cve-2019-6250-lab

CVE-2019-6250 — libzmq pre-auth RCE lab End-to-end working RCE chain + reproducible lab for CVE-2019-6250 , the pre-auth heap-buffer-overflow in libzmq's v2decodert::sizeready. A uint64t pointer-arithmetic overflow lets an unauthenticated peer overwrite the adjacent msgt::contentt::ffn function...

porfolio-Baron-Samedit

porfolio-Baron-Samedit this is a study about CVE-2021-3156: Heap-Based Buffer Overflow in Sudo Baron Samedit...

CVE-2025-27363-proof-of-concept

Proof-of-concept for CVE-2025-27363 that crashes FreeType 2.13.0. This modifies Roboto Flex, a variable font, so that the "%" character glyph 8 is now a composite glyph with 0xfffd subglyphs. Rendering the edited font with FreeType 2.13.0 the last version before the fix crashes, with ASAN detecti...

Important: Red Hat Security Advisory: openssl security update

An update for openssl is now available for Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Securit...

openssl: heap buffer overflow in CMS key unwrapping

A flaw was found in OpenSSL. A crafted CMS Cryptographic Message Syntax message can cause an 8-byte out-of-bounds heap write when it is decrypted with CMSdecrypt. This issue occurs because the CMS decryption process incorrectly sizes the key-unwrap output buffer when using the AES-WRAP-PAD unwrap...

Updated x11-server, x11-server-xwayland, tigervnc packages fixes security vulnerabilities and a regression that crashes the X server with AMD GPUs

XKB SetGeometry TextDoodad Double Free. CVE-2026-88812 Present Extension Cross-Window Notify Use-After-Free. CVE-2026-93515 XInput Passive Grab modifierDevice Use-After-Free. CVE-2026-93516 GLX RenderLarge Heap Buffer Overflow. CVE-2026-93517 XKB ResizeKeyType Numeric Truncation. CVE-2026-93518...

MGASA-2026-0529 Updated x11-server, x11-server-xwayland, tigervnc packages fixes security vulnerabilities and a regression that crashes the X server with AMD GPUs

XKB SetGeometry TextDoodad Double Free. CVE-2026-88812 Present Extension Cross-Window Notify Use-After-Free. CVE-2026-93515 XInput Passive Grab modifierDevice Use-After-Free. CVE-2026-93516 GLX RenderLarge Heap Buffer Overflow. CVE-2026-93517 XKB ResizeKeyType Numeric Truncation. CVE-2026-93518...

CVE-2026-35330

CVE-2026-35330 strongSwan EAP-SIM / EAP-AKA attribute parser pre-auth heap buffer overflow via integer underflow. Description parseattributes in src/libsimaka/simakamessage.c:419 reads TLV headers whose length byte counts 4-byte words. For the ATRAND / ATENCRDATA branch: if hdr-length 4 in.len ||...

CVE-2025-71436

The Raptor RDF Syntax Library versions 2.0.15 through 2.0.16 are vulnerable to a heap-based buffer overflow in the raptor_new_term_from_counted_literal() function. The root cause is the truncation of the language tag length to an unsigned char . An attacker can exploit this by providing Turtle, T...