CVE-2019-17543

תיאור (מקור, אנגלית)

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."

מדדים

CVSS 3.1

8.1 (HIGH) מקור הציון: NVD CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS — סבירות ניצול

9% (אחוזון 100) נכון ל-14/10/2026

CWE

CWE-787

מוצרים מושפעים

lz4_project: lz4

קישורים

• https://github.com/lz4/lz4/pull/756 PatchThird Party Advisory
• https://github.com/lz4/lz4/pull/760 PatchThird Party Advisory
• https://github.com/lz4/lz4/pull/756 PatchThird Party Advisory
• https://github.com/lz4/lz4/pull/760 PatchThird Party Advisory
• http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00069.html
• http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00070.html
• https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15941 Third Party Advisory
• https://github.com/lz4/lz4/compare/v1.9.1...v1.9.2 Third Party Advisory
• https://github.com/lz4/lz4/issues/801 Third Party Advisory
• https://lists.apache.org/thread.html/25015588b770d67470b7ba7ea49a305d6735dd7f0‮…