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Posts
Posts: articles
Apr 21 2022
50 terrible coding tips for a C++ developer: an overview
Andrey Karpov
Fun is fun, but extra caution never hurts anyone. What if it's not completely clear why some of the tips are terrible? Here you can find the relevant explanations.
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Apr 20 2022
Four reasons to check what the malloc function returned
Andrey Karpov
Some developers may be dismissive of checks: they deliberately do not check whether the malloc function allocated memory or not. Their reasoning is simple — they think that there will be enough memory. And if there is not enough memory to complete operations, let the...
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SAST in Secure SDLC: 3 reasons to integrate it in a DevSecOps pipeline
Sergey Vasiliev
Vulnerabilities produce enormous reputational and financial risks. That's why many companies are fascinated by security and desire to build a secure development life cycle (SSDLC). So, today we're going to discuss SAST — one of the SSDLC components.
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Apr 18 2022
How PVS-Studio prevents rash code changes, example N5
Andrey Karpov
The PVS-Studio static analyzer encompasses the symbolic execution mechanism. And today we have a great opportunity to demonstrate how this feature helps find errors.
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Trojan Source: Invisible Vulnerabilities
Guest
We present a new type of attack in which source code is maliciously encoded so that it appears different to a compiler and to the human eye. This attack exploits subtleties in text-encoding standards such as Unicode to produce source code whose tokens are logically...
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Apr 13 2022
PVS-Studio 7.18: updates and enhancements
Sergey Vasiliev
Meet the latest PVS-Studio release — 7.18. This article will tell you about how we improved the analysis of modern C++, the search of security defects from the OWASP Top 10 list, and a new feature for embedded developers.
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Apr 12 2022
Trojan Source attack for introducing invisible vulnerabilities
Guest
Researchers from the University of Cambridge described a technique that allows inserting invisible adversarial code in the reviewed source texts. The attack (CVE-2021-42574) is called Trojan Source. It is based on text formatting that makes the code look different for...
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Apr 08 2022
PVS-Studio static analyzer to recheck Unity
Artem Rovenskii
Unity is one of the most popular game engines. It helps create many excellent cross-platform projects. It's been 4 years since the last time we checked Unity's source code. Time has come again to see what interesting things we can find.
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Apr 05 2022
What's with the PVS-Studio's coverage of Toyota ITC Benchmark?
Alexander Kurenev
Toyota ITC Benchmark is a synthetic test set for C and C++. It consists of approximately 650 examples, and it's designed for testing code analyzers. This article is an answer to the question: "How well does the PVS-Studio static analyzer cover the Toyota ITC...
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Mar 31 2022
Checking Barotrauma with the PVS-Studio static analyzer
Mikhail Evtihevich
Barotrauma is an indie game where you can steer a submarine, hide from monsters, and even play the accordion to save your ship from going down. The Barotrauma project is developed by Undertow Games in collaboration with FakeFish. The source code is mainly written in...
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