lrzsz: Lrzsz (consisting of lrz and lsz) is a cosmetically modified zmodem/ymodem/xmodem package built from the public-domai...
CVE-2026-105841 is fixed in lrzsz on 1 platform, first by RHSA-2026:83525, released October 16, 2026. It is not reported as exploited. Patch Radar priority: High.
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. Security Fix(es): * lrzsz: lrzsz: Arbitrary file overwrite via absolute path traversal in restricted mode (CVE-2026-105840) * lrzsz: lrzsz: Arbitrary command execution via crafted file names in pipe mode (CVE-2026-105841) Bug Fix(es) and Enhancement(s): * lrzsz: segfault with -s [rhel-8.10.z] (JIRA:RHEL-282148) For 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.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| lrzsz · Debian 14 | 0.13.1-1 | DEBIAN-CVE-2026-105841 | Oct 18, 2026 |
| lrzsz · RHEL 10 | 0.12.20-69.el10_2 | RHSA-2026:86056 | Oct 21, 2026 |
| lrzsz · RHEL 8 | 0:0.12.20-46.el8_10 | RHSA-2026:83525 | Oct 16, 2026 |
| lrzsz · RHEL 9 | 0:0.12.20-58.el9_8 | RHSA-2026:89755 | Oct 27, 2026 |
| lrzsz · almalinux 10 | 0.12.20-69.el10_2 | ALSA-2026:86056 | Nov 7, 2026 |
| lrzsz · almalinux 8 | 0.12.20-46.el8_10 | ALSA-2026:83525 | Nov 7, 2026 |
| lrzsz · almalinux 9 | 0.12.20-58.el9_8 | ALSA-2026:89755 | Nov 7, 2026 |
| lrzsz · ol 10 | 0:0.12.20-69.el10_2 | ELSA-2026-86056 | Nov 7, 2026 |
| lrzsz · ol 8 | 0:0.12.20-46.el8_10 | ELSA-2026-83525 | Nov 7, 2026 |
| lrzsz · ol 9 | 0:0.12.20-58.el9_8 | ELSA-2026-89755 | Nov 7, 2026 |
| lrzsz · rocky 10 | 0:0.12.20-69.el10_2 | RLSA-2026:86056 | Nov 7, 2026 |
| lrzsz · rocky 8 | 0:0.12.20-46.el8_10 | RLSA-2026:83525 | Nov 7, 2026 |
| lrzsz · rocky 9 | 0:0.12.20-58.el9_8 | RLSA-2026:89755 | Nov 7, 2026 |
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