CVE-2022-50999

Description

Nokogiri versions before 1.13.5 contain an integer overflow vulnerability in packaged libxml2 buffer handling functions that allows attackers to cause out-of-bounds memory writes. Attackers can exploit this by crafting multi-gigabyte XML files to trigger buffer overflows resulting in information disclosure, data modification, or denial of service.

CVSS Vector

References

• https://github.com/sparklemotion/nokogiri/commit/2554a24
• https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-cgx6-hpwq-fhv5
• https://www.vulncheck.com/advisories/nokogiri-before-integer-overflow-via-libxml2