cve/2019/CVE-2019-18197.md

CVE-2019-18197

Description

In xsltCopyText in transform.c in libxslt 1.1.33, a pointer variable isn't reset under certain circumstances. If the relevant memory area happened to be freed and reused in a certain way, a bounds check could fail and memory outside a buffer could be written to, or uninitialized data could be disclosed.

POC

Reference

• https://www.oracle.com/security-alerts/cpuapr2020.html

Github

• https://github.com/yauh-ask/image_security_linting