CVEvulnerability

CVE-2018-7548

9.8 CRITICAL Published 2018-02-27 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2018-02-27
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.0 ([email protected])
9.8 CRITICAL — CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
7.5 HIGH — AV:N/AC:L/Au:N/C:P/I:P/A:P
Weaknesses
CWE-476

Description

In subst.c in zsh through 5.4.2, there is a NULL pointer dereference when using ${(PA)...} on an empty array result.

Affected configurations

• zsh zsh (<= 5.4.2) • canonical ubuntu linux 17.10

Related

Weakness · CWE (1)

  • CWE-476 NULL Pointer Dereference weakness

References