CVEvulnerability
CVE-2018-7549
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2018-02-27
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.5 HIGH — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
- Weaknesses
- CWE-20
Description
In params.c in zsh through 5.4.2, there is a crash during a copy of an empty hash table, as demonstrated by typeset -p.
Affected configurations
• zsh zsh (<= 5.4.2)
• redhat enterprise linux desktop 7.0
• redhat enterprise linux server 7.0
• redhat enterprise linux workstation 7.0
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 17.10
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- https://access.redhat.com/errata/RHSA-2018:3073 Third Party Advisory
- https://security.gentoo.org/glsa/201805-10 Third Party Advisory
- https://sourceforge.net/p/zsh/code/ci/c2cc8b0fbefc9868fa83537f5b6d90fc1ec438dd Patch, Third Party Advisory
- https://usn.ubuntu.com/3593-1/ Third Party Advisory
- https://access.redhat.com/errata/RHSA-2018:3073 Third Party Advisory
- https://security.gentoo.org/glsa/201805-10 Third Party Advisory
- https://sourceforge.net/p/zsh/code/ci/c2cc8b0fbefc9868fa83537f5b6d90fc1ec438dd Patch, Third Party Advisory
- https://usn.ubuntu.com/3593-1/ Third Party Advisory