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Posts: C++ articles

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Apr 15 2022
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...
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#Cpp #GuestArticle
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...
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#Cpp
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...
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#Cpp #GameDev
Mar 16 2022
Checking the Ogre3D framework with the PVS-Studio static analyzer
Grigory Semenchev
Developers like graphics engines because they are easy to work with. The PVS-Studio team likes graphics engines because we often find interesting code fragments. One of our readers asked us...
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#Cpp #OS #Embedded
Feb 21 2022
MuditaOS: Will your alarm clock go off? Part II
Vladislav Stolyarov
This is the second part in a series of articles checking the MuditaOS operating system. In this article, we cover the bottlenecks of the project that are worth refactoring. The PVS-Studio...
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#Cpp
Feb 18 2022
How PVS-Studio prevents rash code changes, example N4
Andrey Karpov
If you regularly use a static code analyzer, you can save time on guessing why the new code doesn't work as planned. Let's look at another interesting error — the function broke during...
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#Cpp
Feb 16 2022
How PVS-Studio prevents rash code changes, example N3
Andrey Karpov
Let's continue with a series of small notes illustrating the PVS-Studio's ability to quickly find new errors in the code. If the analyzer is regularly used, of course :). Today we have another bug...
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#Cpp
Feb 16 2022
A bug report's adventure
Mikhail Gelvikh
We are often asked whether we send bug reports to developers of open-source projects. The answer is yes. More than that— we sometimes track the progress. This article is about one of the cases...
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#Cpp
Feb 10 2022
An example of undefined behavior caused by absence of return
Andrey Karpov
This article contains a very interesting example. The absence of the return statement in a value-returning function leads to undefined behavior. It's a perfect example of how wrong code can crash...
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#Cpp
Feb 07 2022
What memory release strategy does the PVS-Studio C and C++ core use?
Andrey Karpov
In various discussions, we have already commented on how the PVS-Studio C and C++ module works with memory. Now it's time to make a small article from this...
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