Lz4 Project Lz4 vulnerabilities

2 vulnerabilities

Known vulnerabilities in Lz4 Project Lz4, newest first, with CVSS severity, EPSS, KEV listings, ransomware use and the affected versions.

9.8CVE-2021-3520alpinelz4+37
EPSS score
3.40%
There's a flaw in lz4. An attacker who submits a crafted file to an application linked with lz4 may be able to trigger an integer overflow, leading to calling of memmove() on a negative size argument, causing an out-of-bounds write and/or a crash. The greatest impact of this flaw is to availability, with some potential impact to confidentiality and integrity as well.8.1CVE-2019-17543alpinelz4+17
EPSS score
9.12%
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."