{"schema_version": "1.7.0", "id": "RLSA-2026:83525", "modified": "2026-10-16T12:15:42.635913Z", "published": "2026-10-16T12:01:11.432230Z", "upstream": ["CVE-2026-105840", "CVE-2026-105841"], "summary": "Important: lrzsz security, bug fix, and enhancement update", "details": "Lrzsz (consisting of lrz and lsz) is a cosmetically modified zmodem/ymodem/xmodem package built from the public-domain version of the rzsz package. Lrzsz was created to provide a working GNU copylefted Zmodem solution for Linux systems.\n\nSecurity Fix(es):\n\n* lrzsz: lrzsz: Arbitrary file overwrite via absolute path traversal in restricted mode (CVE-2026-105840)\n\n* lrzsz: lrzsz: Arbitrary command execution via crafted file names in pipe mode (CVE-2026-105841)\n\nBug Fix(es) and Enhancement(s):\n\n* lrzsz: segfault with -s [rhel-8.10.z] (JIRA:Rocky Linux-282148)\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.", "severity": [{"type": "CVSS_V3", "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H"}], "affected": [{"package": {"ecosystem": "Rocky Linux:8", "name": "lrzsz", "purl": "pkg:rpm/rocky-linux/lrzsz?distro=rocky-linux-8&epoch=0"}, "ranges": [{"type": "ECOSYSTEM", "events": [{"introduced": "0"}, {"fixed": "0:0.12.20-46.el8_10"}], "database_specific": {"yum_repository": "BaseOS"}}]}], "references": [{"type": "ADVISORY", "url": "https://errata.rockylinux.org/RLSA-2026:83525"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2546590"}, {"type": "REPORT", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2546595"}, {"type": "ADVISORY", "url": "https://access.redhat.com/errata/RHSA-2026:83525"}], "credits": [{"name": "Rocky Enterprise Software Foundation"}, {"name": "Red Hat"}], "database_specific": {"license": "CC-BY-4.0", "license_url": "https://creativecommons.org/licenses/by/4.0/", "source_advisory": "RHSA-2026:83525"}}