The Morris worm of 1988 was one of those industry-shaking experiences that revealed how quickly a worm could spread using a vulnerability known as a buffer overflow or buffer overrun. Around 6,000 of ...

Can there be too much of a good thing? That’s certainly true for computer input. Do an Internet search on the term buffer overflow, and you’ll come up with hundreds of thousands of links, most related ...

A few weeks ago, we published a challenge relating to the exploitation of a simple buffer overflow in Linux. In the published solution, it was noted how it was possible to change the execution flow of ...

Dumping too much data into a predefined area of computer memory is not unlike pouring too much water into a bucket or flushing too much tissue down a toilet. In all cases, there are overflows. And the ...

It used to be that buffer overflows were just a nagging 40-year-old glitch in the software development process. Today, as illustrated by Code Red, they are the No 1 reason hackers can slice through ...

Last week I summarized the difficulties in preventing buffer overflows in complex software and introduced fuzzers. With multiple buffer overflows announced every week on some of the world’s most ...

When the Spectre and Meltdown attacks were disclosed earlier this year, the expectation was that these attacks would be the first of many, as researchers took a closer look at the way that the ...

Two stack-based buffer overflows collectively tracked as CVE-2023-32560 impact Ivanti Avalanche, an enterprise mobility management (EMM) solution designed to manage, monitor, and secure a wide range ...

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An OpenSSL vulnerability once signaled as the first critical-level patch since the Internet-reshaping Heartbleed bug has just been patched. It ultimately arrived as a “high” security fix for a buffer ...