{"id":"ALSA-2025:11035","summary":"Moderate: lz4 security update","details":"The lz4 packages provide support for LZ4, a very fast, lossless compression algorithm that provides compression speeds of 400 MB/s per core and scales with multicore CPUs. It also features an extremely fast decoder that reaches speeds of multiple GB/s per core and typically reaches RAM speed limits on multicore systems.  \n\nSecurity Fix(es):  \n\n  * lz4: heap-based buffer overflow in LZ4_write32 (CVE-2019-17543)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-01-30T00:34:53.221989Z","published":"2025-07-15T00:00:00Z","related":["CVE-2019-17543"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:11035"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2019-17543"},{"type":"REPORT","url":"https://bugzilla.redhat.com/1765316"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2025-11035.html"}],"affected":[{"package":{"name":"lz4","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/lz4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.3-5.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:11035.json"}},{"package":{"name":"lz4-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/lz4-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.3-5.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:11035.json"}},{"package":{"name":"lz4-libs","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/lz4-libs"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.8.3-5.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2025:11035.json"}}],"schema_version":"1.7.3"}