CVE-2022-38750: DoS in SnakeYAML

Vulnerability summary

CVE-2022-38750 is a medium (CVSS 6.5) Stack-based Buffer Overflow vulnerability in debian debian_linux. EPSS estimates a 1.27% chance of exploitation in the next 30 days, higher than 69.8% of scored vulnerabilities. 2 public exploits are recorded.

Timeline

1. 05-09-2022
   PublishedVulnerability first disclosed.
2. 20-11-2024
   Last modifiedVulnerability information updated.

Description

Using snakeYAML to parse untrusted YAML files may be vulnerable to Denial of Service attacks (DOS). If the parser is running on user supplied input, an attacker may supply content that causes the parser to crash by stackoverflow.

• CWE-121Stack-based Buffer OverflowThe product writes past the end of a buffer that was allocated on the stack.
• CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.