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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:lz4_project:lz4:*:*:*:*:*:*:*:*", "matchCriteriaId": "1AD95A2B-FA31-4D45-8336-CA9F1D963D3B", "versionEndExcluding": "1.9.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "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.\""}, {"lang": "es", "value": "LZ4 versiones anteriores a 1.9.2, presenta un desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria en LZ4_write32 (relacionado con la funci\u00f3n LZ4_compress_destSize), que afecta a las aplicaciones que llaman a LZ4_compress_fast con una entrada larga. (Este problema tambi\u00e9n puede conllevar a la corrupci\u00f3n de datos). 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{"bugzilla": {"description": "lz4: heap-based buffer overflow in LZ4_write32", "id": "1765316", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1765316"}, "csaw": false, "cvss3": {"cvss3_base_score": "8.1", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-122", "details": ["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.\""], "name": "CVE-2019-17543", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Will not fix", "package_name": "lz4", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Will not fix", "package_name": "lz4", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/a:redhat:openstack:10", "fix_state": "Will not fix", "package_name": "lz4", "product_name": "Red Hat OpenStack Platform 10 (Newton)"}], "public_date": "2019-07-17T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2019-17543\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-17543"], "statement": "As per upstream this flaw cannot be exploited under normal documented use of the LZ4 library API. Also this flaw is only present in the lz4 library and the application binaries shipped with this application are not affected by it. \nRed Hat OpenStack Platform 10 packages an older version of lz4 that has the flawed code. However, because OpenStack has been using RHEL's updated lz4 version since RHEL7.5 started to include it, Red Hat is not currently updating the OpenStack lz4 package.", "threat_severity": "Moderate", "upstream_fix": "lz4 1.9.2"}