cve/2019/CVE-2019-17543.md

CVE-2019-17543

Description

LZ4 before 1.9.2 has a heap-based buffer overflow in LZ4_write32 (related to LZ4_compress_destSize), affecting applications that call LZ4_compress_fast with a large input. (This issue can also lead to data corruption.) NOTE: the vendor states "only a few specific / uncommon usages of the API are at risk."

POC

Reference

• https://www.oracle.com//security-alerts/cpujul2021.html
• https://www.oracle.com//security-alerts/cpujul2021.html
• https://www.oracle.com/security-alerts/cpuoct2020.html
• https://www.oracle.com/security-alerts/cpuoct2020.html

Github

• https://github.com/PajakAlexandre/wik-dps-tp02
• https://github.com/garethr/snykout