CVE-2022-43599: debian debian_linux Heap-based Buffer Overflow

Vulnerability summary

CVE-2022-43599 is a high (CVSS 8.1) Heap-based Buffer Overflow vulnerability in debian debian_linux. EPSS estimates a 2.03% chance of exploitation in the next 30 days, higher than 80.7% of scored vulnerabilities. 1 public exploit is recorded.

Timeline

1. 23-12-2022
   PublishedVulnerability first disclosed.
2. 14-04-2025
   Last modifiedVulnerability information updated.

Description

Multiple code execution vulnerabilities exist in the IFFOutput::close() functionality of OpenImageIO Project OpenImageIO v2.4.4.2. A specially crafted ImageOutput Object can lead to a heap buffer overflow. An attacker can provide malicious input to trigger these vulnerabilities.This vulnerability arises when the `xmax` variable is set to 0xFFFF and `m_spec.format` is `TypeDesc::UINT8`

• CWE-122Heap-based Buffer OverflowA heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().