CVEvulnerability

CVE-2019-17543

8.1 HIGH Published 2019-10-14 Modified 2026-10-14 Official page ↗
Status
Modified
Published
2019-10-14
Last modified
2026-10-14
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.1 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-787

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."

Affected configurations

• lz4 project lz4 (< 1.9.2)

Related

Weakness · CWE (1)

  • CWE-787 Out-of-bounds Write weakness

References