Combining fonts

I love the font Just Another Hand, I use it a lot in diagrams during my talks: Here it is! Yay! The thing is, I don't like the positioning of the hyphen & equals glyphs… Cache-Control: max-age=3600 They look awkwardly positioned – they sit too high. Thankfully CSS lets you merge fonts together, s...

Faking Domain Names with Unicode Characters

It's things like this that make phishing attacks easier. News article...

Google Chrome International Components for Unicode for C/C++ Denial of Service Vulnerability

Google Chrome is a web browser developed by Google, Inc.International Components for Unicode ICU for C/C++ is a Unicode-supported, software internationalization, globalization C/C++ library. ICU for C/C++ in Google Chrome versions prior to 40.0.2214.91 A security vulnerability exists in the Regul...

Fedora 25 : pcre (2017-b4d4a46af6)

This release fixes a crash when finding a Unicode property for a character with a code point greater than 0x10ffff in UTF-32 library while UTF mode is disabled and JIT mde enabled. It also fixes a buffer overlflow in pcretest tool when copying a string in UTF-32 mode. Note that Tenable Network...

DEBIAN-CVE-2014-9654

The Regular Expressions package in International Components for Unicode ICU for C/C++ before 2014-12-03, as used in Google Chrome before 40.0.2214.91, calculates certain values without ensuring that they can be represented in a 24-bit field, which allows remote attackers to cause a denial of...

CVE-2014-9654

The Regular Expressions package in International Components for Unicode ICU for C/C++ before 2014-12-03, as used in Google Chrome before 40.0.2214.91, calculates certain values without ensuring that they can be represented in a 24-bit field, which allows remote attackers to cause a denial of...

Fedora 25 : pcre2 (2017-9c6430c2e2)

This release fixes a crash when finding a Unicode property for a character with a code point greater than 0x10ffff in UTF-32 library while UTF mode is disabled and JIT mode is enabled. It also fixes an incortect cast in UTF validation routine. Note that Tenable Network Security has extracted the...

Mozilla: Crash during bidirectional unicode manipulation with animation (MFSA 2017-11, MFSA 2017-12)

A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations. This vulnerability affects Thunderbird 52.1, Firefox ESR 52.1, and Firefox 53...

FreeBSD : icu -- multiple vulnerabilities (607f8b57-7454-42c6-a88a-8706f327076d)

NVD reports : International Components for Unicode ICU for C/C++ before 2017-02-13 has an out-of-bounds write caused by a heap-based buffer overflow related to the utf8TextAccess function in common/utext.cpp and the utextsetNativeIndex function. International Components for Unicode ICU for C/C++...

Google Fixes Unicode Phishing Vulnerability in Chrome 58, Firefox Stands Pat

Google fixed a handful of issues when it released the latest version of its browser, Chrome 58, on Wednesday, including a vulnerability that could have made it easier for an attacker to carry out a phishing attack with Unicode domains. The vulnerability, based on Punycode – a way to represent...

Mozilla: Crash during bidirectional unicode manipulation with animation (MFSA 2017-11, MFSA 2017-12)

A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations. This vulnerability affects Thunderbird 52.1, Firefox ESR 52.1, and Firefox 53...

CVE-2017-5449

A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations. This vulnerability affects Thunderbird 52.1, Firefox ESR 52.1, and Firefox 53...

International Components for Unicode (ICU) for C/C++ Buffer Overflow Vulnerability

International Components for Unicode ICU is the U.S. IBM and other companies to develop a C / C + + and Java programming languages provide a complete set of Unicode data manipulation function library, but also an open-source project to support the internationalization of software. A heap buffer...

CVE-2017-5449

A possibly exploitable crash triggered during layout and manipulation of bidirectional unicode text in concert with CSS animations. This vulnerability affects Thunderbird 52.1, Firefox ESR 52.1, and Firefox 53...

Debian DSA-3830-1 : icu - security update

It was discovered that icu, the International Components for Unicode library, did not correctly validate its input. An attacker could use this problem to trigger an out-of-bound write through a heap-based buffer overflow, thus causing a denial of service via application crash, or potential...

[SECURITY] [DSA 3830-1] icu security update

------------------------------------------------------------------------- Debian Security Advisory DSA-3830-1 [email protected] https://www.debian.org/security/ Sebastien Delafond April 19, 2017 https://www.debian.org/security/faq -...

Debian Security Advisory DSA 3830-1 (icu - security update)

It was discovered that icu, the International Components for Unicode library, did not correctly validate its input. An attacker could use this problem to trigger an out-of-bound write through a heap-based buffer overflow, thus causing a denial of service via application crash, or potential...

In-depth analysis of the N. S. A. took 5 years of IIS vulnerability-vulnerability warning-the black bar safety net

Source: Xuanwu lab Author: Ke Liu of Tencent’s Xuanwu Lab The 1. Vulnerability description 1.1 exploit description 2017 3 November 27, from South China University of technology the Zhiniang Peng and Chen Wu in GitHub 1 discloses an IIS 6.0 vulnerability exploit code, and specify its may 2016 7...

Whole-script confusable domain label spoofing

Posted by Xudong Zheng Before I explain the details of the vulnerability, you should take a look at the proof-of-concept. Punycode makes it possible to register domains with foreign characters. It works by converting individual domain label to an alternative format using only ASCII characters. Fo...

This Phishing Attack is Almost Impossible to Detect On Chrome, Firefox and Opera

A Chinese infosec researcher has reported about an "almost impossible to detect" phishing attack that can be used to trick even the most careful users on the Internet. He warned, hackers can use a known vulnerability in the Chrome, Firefox and Opera web browsers to display their fake domain names...