VDB
CVE-2019-17543
CVE-2019-17543
REJECTED
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."
EPSS 1.59% · 82.0th percentile
Risk Scores
EPSS Score
1.59%
82.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | lz4 | 0, 0.0~r131-2ubuntu2, 0.0~r131-2ubuntu3 |
| Ubuntu:20.04:LTS | lz4 | 0, 1.9.1-1, 1.9.1-2 |
Exploit Intelligence
- traffic_cve_webshell.yar (github-yara)
- traffic_cve_webshell.yar (github-yara)
- traffic_cve_webshell.yar (github-yara)
- traffic_cve_webshell.yar (github-yara)
- traffic_cve_webshell.yar (github-yara)
- traffic_cve_webshell.yar (github-yara)
- traffic_cve_webshell.yar (github-yara)
- traffic_cve_webshell.yar (github-yara)
- CVE-2025-38062.yara (github-yara)
- CVE-2025-38062.yara (github-yara)
…and 6 more exploits
Timeline
- Oct 14, 2019 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
- Jan 8, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-17543 third-party-advisory
- https://github.com/lz4/lz4/pull/756 third-party-advisory
- https://github.com/lz4/lz4/pull/760 third-party-advisory
- https://github.com/lz4/lz4/compare/v1.9.1...v1.9.2 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-17543 third-party-advisory