Its advantages in size and speed, surpassing traditional formats like PNG and JPEG, have led to its widespread adoption.Ī user opening such a compromised image could trigger a heap buffer overflow within the content process, potentially leading to arbitrary code execution or system compromise. Google developed WebP, a modern image format celebrated for its superior lossless and lossy compression capabilities, making it ideal for web images. This image format is notably employed by popular browsers such as Google Chrome and Mozilla Firefox for its efficient image compression capabilities. This vulnerability poses a significant threat, as an attacker could exploit it through a malicious WebP image. The identified security vulnerability, assigned the identifier CVE-2023-4863, pertains to a heap buffer overflow in libwebp. This newly unearthed vulnerability, bearing the identifier CVE-2023-4863, has sent shockwaves through the cybersecurity community due to its potential for active exploitation. In a race against time to safeguard user security, major browser vendors, including Google and Mozilla, have scrambled to release urgent updates in response to a critical vulnerability discovered in the WebP Codec.
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