https://seclists.org/oss-sec/2023/q3/212: CVE-2023-4863: libwebp: Heap buffer overflow in WebP Codec

Published Sep 22, 2023
·
Updated

Affected Software

1 affected component
WebM Project libwebp
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Frequently Asked Questions

1

What is the severity of CVE-2023-4863?

CVE-2023-4863 has been classified as a high-severity vulnerability due to the potential exploitation via heap buffer overflow in the WebP codec.

2

How do I fix CVE-2023-4863?

To fix CVE-2023-4863, update the libwebp library to the latest version, which includes patches addressing the vulnerability.

3

What impact does CVE-2023-4863 have on applications using libwebp?

CVE-2023-4863 may lead to crashes or remote code execution if an attacker crafts malicious WebP images processed by applications using the vulnerable libwebp library.

4

Is CVE-2023-4863 being actively exploited in the wild?

At this time, there are no confirmed reports of CVE-2023-4863 being actively exploited in the wild, but it is advisable to apply the patch promptly.

5

Which versions of libwebp are affected by CVE-2023-4863?

CVE-2023-4863 affects multiple versions of libwebp prior to the fix, so it is crucial to check for updates against the specific version being used.

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