Critical Heap Overflow Vulnerability in Curl Fixed After a Week Long Wait


Curl was patched for a high-severity security vulnerability on October 4. CVE-2023-38545 was linked to a catastrophic heap overflow during the SOCKS5 proxy handshake procedure, affecting both libcurl and the curl tool. This page revolves around a detailed analysis of the problem, its cause, potential hazards, and how it has been addressed, providing a full review of measures that developers can take to guarantee that this flaw does not seep into their systems.

Curl is a vital utility and library for transmitting data across several protocols. Its ubiquitous use makes it a crucial component for a wide range of applications, significantly contributing to internet communication. Curl, like any other piece of software, is vulnerable to security flaws.

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