iOS-Kernel-Crash

CVE-2018-4407 Memory Corruption The vulnerability is a heap buffer overflow in the networking code in the XNU operating system kernel. XNU is used by both iOS and macOS, which is why iPhones, iPads, and Macbooks are all affected. My exploit PoC just overwrites the heap with garbage, which causes ...

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...

google-chrome-emergency-update

Chrome Emergency Security Update This repository contains information and tools related to Google's emergency Chrome update addressing critical security vulnerabilities. 🚨 Emergency Update Notice Google has issued an emergency Chrome update to patch critical zero-day vulnerabilities being activel...

sqlite: SQLite: Arbitrary code execution and crash via heap-based buffer overflow in FTS5

A flaw was found in SQLite, specifically within its FTS5 full-text search extension. Attackers can exploit a heap-based buffer overflow by providing a specially crafted database. This crafted database contains malicious metadata that triggers an integer underflow during FTS5 MATCH query processin...

Important: Red Hat Security Advisory: sqlite security update

An update for sqlite is now available for Red Hat Enterprise Linux 9.4 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...

sqlite: SQLite: Arbitrary code execution via crafted FTS5 full-text search data

A flaw was found in SQLite's FTS5 full-text search extension. This vulnerability involves memory corruption, specifically an out-of-bounds read and a heap buffer overflow, which can be triggered by supplying a crafted database with malformed FTS5 page data. When an FTS5 MATCH query is executed...

sqlite: SQLite: Arbitrary code execution via crafted FTS5 full-text search data

A flaw was found in SQLite's FTS5 full-text search extension. This vulnerability involves memory corruption, specifically an out-of-bounds read and a heap buffer overflow, which can be triggered by supplying a crafted database with malformed FTS5 page data. When an FTS5 MATCH query is executed...

sqlite: SQLite: Arbitrary code execution and crash via heap-based buffer overflow in FTS5

A flaw was found in SQLite, specifically within its FTS5 full-text search extension. Attackers can exploit a heap-based buffer overflow by providing a specially crafted database. This crafted database contains malicious metadata that triggers an integer underflow during FTS5 MATCH query processin...

Important: Red Hat Security Advisory: sqlite security update

An update for sqlite 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...

CVE-2021-3156-Baron-Samedit

CVE-2021-3156 - "Baron Samedit" Lab & Exploit This repository provides a self-contained, educational environment to understand and exploit CVE-2021-3156 , a heap-based buffer overflow in sudo that allows any unprivileged user to gain root privileges on vulnerable systems sudo versions prior to...

libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client

A flaw was found in the libXfont2 font-server client. This heap buffer overflow vulnerability allows a malicious font server to send specially crafted glyph data. The fsreadglyphs function fails to properly validate the total size of the incoming data, leading to an overwrite of memory beyond the...

Important: Red Hat Security Advisory: libXfont2 security update

An update for libXfont2 is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. 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 available...

httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc

A flaw was found in Apache HTTP Server, specifically within the modxml2enc module. This heap-based buffer overflow vulnerability can be triggered when processing untrusted content through the xml2StartParse function. A remote attacker could potentially exploit this to cause a denial of service,...

Apache HTTP Server: mod_proxy_ajp: Apache HTTP Server mod_proxy_ajp: Arbitrary code execution via heap-based buffer overflow

A flaw was found in modproxyajp of Apache HTTP Server. This heap-based buffer overflow vulnerability allows a remote attacker, by connecting to a malicious AJP Apache JServ Protocol server, to send a specially crafted message. This message can cause modproxyajp to write attacker-controlled data...

wget: GNU Wget: Arbitrary code execution or denial of service via crafted HTML attribute

A flaw was found in GNU Wget. A remote attacker can exploit a heap buffer overflow vulnerability in the htmlquotestring function by providing a specially crafted HTML attribute. This can lead to memory corruption and potentially result in arbitrary code execution or a denial of service...

wget: GNU Wget: Heap buffer overflow via server-supplied filename leads to memory corruption

A flaw was found in GNU Wget. A remote attacker can exploit a heap buffer overflow vulnerability in the convertfname function. This occurs when processing a server-supplied filename that requires character set conversion, leading to memory corruption due to incorrect buffer reallocation. This can...

Moderate: Red Hat Security Advisory: wget security, bug fix, and enhancement update

An update for wget is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

wget: GNU Wget: Memory corruption via crafted Metalink URL

A flaw was found in GNU Wget. A malicious server could exploit a heap buffer underread vulnerability by providing a specially crafted Metalink document containing a URL with only whitespace characters. This could lead to memory corruption and abnormal program behavior, potentially causing a denia...

Moderate: Red Hat Security Advisory: wget security, bug fix, and enhancement update

An update for wget is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...

CVE-2026-84269

A flaw was found in the AFP backend in gvfs. When mounting a share, a malicious AFP server can cause the DSI read path to process a length that exceeds the size requested by the client. The function does not verify the server-provided length against the pre-sized reply buffer, causing the operati...