CVE-2022-31630---Proof-of-Concept-Exploit-untuk-PHP-7.4.33

CVE-2022-31630 - PHP 7.4.33 的概念验证利用 警告：此代码仅用于教育和隔离实验室环境中的测试目的。在未经授权的情况下用于其他系统是非法的，且不负责任。 📋 描述 CVE-2022-31630 是 PHP GD 扩展中的越界读取 OOB 漏洞，具体位于 imageloadfont 函数中。该漏洞允许能够控制 PHP 应用程序加载的字体文件的攻击者读取分配缓冲区之外的数据，从而可能导致： · 拒绝服务（崩溃） · 信息泄露（泄露敏感内存内容） 此漏洞影响 PHP 版本： · 7.4.x 版本低于 7.4.33 · 8.0.x 版本低于 8.0.25 · 8.1.x...

php-exploit_cve-2022-31630

CVE-2022-31630 – 概念実証エクスプロイト 警告: このコードは教育目的および隔離されたラボ環境でのテストのみを目的として作成されています。許可なく他のシステムで使用することは違法であり無責任です。 📌 説明 CVE-2022-31630 は、PHP の GD 拡張、具体的には imageloadfont 関数における Out-of-Bounds OOB 読み取りの脆弱性です。この脆弱性により、PHP アプリケーションによってロードされるフォントファイルを制御できる攻撃者が、割り当てられたバッファの境界を超えてデータを読み取ることができます。考えられる影響は以下のとおりです...

CVE-2020-15999

CVE-2020-15999 ここでは、CVE-2020-15999のPoCをGoogle ChromeとFtview（Ubuntu）で実行するためのすべてのリソースを紹介します。 このリポジトリには2つのフォルダがあり、それぞれのプログラムに対応しています。 Google Chrome エクスプロイトを再現するには、86.0.4240.111より前のバージョンのGoogle Chromeをインストールする必要があります。私の場合はバージョン85.0.4183.121を使用しました。以下のコマンドでインストールできます。 root@kitploit: sudo dpkg -i...

CVE-2026-71393

A flaw was found in GNU Emacs, specifically in GNU Emacs for Android. An integer overflow can occur when a specially crafted font file is processed on 32-bit systems due to an improper overflow checking. This can cause an undersized heap allocation and subsequently a heap-based buffer overflow,...

CVE-2026-71394

A flaw was found in GNU Emacs, specifically in GNU Emacs for Android. The parser can return a structure with uninitialized heap memory when a specially crafted font file is processed due to an improper validation. This can lead to the use of uninitialized heap data, potentially resulting in...

CVE-2026-71394

GNU Emacs for Android improperly validates the table header input in sfntreadtabledirectory in src/sfnt.c. Due to an incorrect comparison variable in the read-length check, a crafted font file that claims to contain more table directory entries than actually present causes the parser to return a...

Linux Distros Unpatched Vulnerability : CVE-2026-71394

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - GNU Emacs for Android improperly validates the table header input in sfntreadtabledirectory in src/sfnt.c. Due to an incorrect comparison variable in the...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...

python-pillow: Pillow: Denial of Service via crafted BDF font file

A flaw was found in Pillow, a Python imaging library. This vulnerability allows a remote attacker to cause a Denial of Service DoS by providing a specially crafted BDF font file. The library's image processing function fails to properly validate dimensions from the font file, bypassing a critical...

python-pillow: Pillow: Denial of Service via crafted BDF font file

A flaw was found in Pillow, a Python imaging library. This vulnerability allows a remote attacker to cause a Denial of Service DoS by providing a specially crafted BDF font file. The library's image processing function fails to properly validate dimensions from the font file, bypassing a critical...

python-pillow: Pillow: Denial of Service via crafted BDF font file

A flaw was found in Pillow, a Python imaging library. This vulnerability allows a remote attacker to cause a Denial of Service DoS by providing a specially crafted BDF font file. The library's image processing function fails to properly validate dimensions from the font file, bypassing a critical...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...

python-pillow: Pillow: Denial of Service via crafted BDF font file

A flaw was found in Pillow, a Python imaging library. This vulnerability allows a remote attacker to cause a Denial of Service DoS by providing a specially crafted BDF font file. The library's image processing function fails to properly validate dimensions from the font file, bypassing a critical...

CVE-2026-54081

veraPDF PDF parser is a PDF parser for veraPDF. Prior to 1.30.2 and 1.31.23, veraPDF-parser contains a denial-of-service vulnerability in veraPDF-parser/src/main/java/org/verapdf/pd/font/type1/Type1FontProgram.java and veraPDF-parser/src/main/java/org/verapdf/parser/postscript/PSOperator.java,...

veraPDF Parser DoS via PostScript Type 1 Font Programs

Summary Description A PostScript-interpreter-driven Denial of Service CWE-1325 vulnerability in veraPDF allows a remote attacker to exhaust validator memory or CPU by submitting a PDF whose Type 1 font /FontFile is a font program containing attacker-supplied PostScript. veraPDF's Type 1 font...

OESA-2026-3138 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

OESA-2026-3141 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

OESA-2026-3139 python-pillow security update

Pillow is the friendly PIL fork by Alex Clark and Contributors. PIL is the Python Imaging \ Library by Fredrik Lundh and Contributors. As of 2019, Pillow development is supported by Tidelift. of CVE-2022-22815,CVE-2022-22816 Security Fixes: Pillow is a Python imaging library. Prior to 12.3.0,...

Astra Linux – Vulnerability in Chromium

Integer overflow in PDFium in Google Chrome prior to version 148.0.7778.216 allowed a remote attacker who had compromised the renderer process to execute arbitrary code inside a sandbox via a crafted font file. Chromium security severity: High...

xorg: X11: xserver: X.org: glamor Font Atlas Heap Buffer Overflow

A flaw was found in the glamorfontget function of the xorg-x11-server. This vulnerability, a heap buffer overflow, occurs when the server processes a specially crafted PCF font file where individual glyph metrics exceed the declared maximum bounds. An authenticated X client can exploit this by...