DEBIAN-CVE-2018-7548

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Source
https://security-tracker.debian.org/tracker/CVE-2018-7548
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7548.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2018-7548
Upstream
Published
2018-02-27T22:29:00.590Z
Modified
2025-11-14T04:01:09.338761Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

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

References

Affected packages

Debian:11 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.5-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7548.json"

Debian:12 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.5-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7548.json"

Debian:13 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.5-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7548.json"

Debian:14 / zsh

Package

Name
zsh
Purl
pkg:deb/debian/zsh?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
5.5-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source

"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2018-7548.json"