DEBIAN-CVE-2020-23856

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Source
https://security-tracker.debian.org/tracker/CVE-2020-23856
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-23856.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2020-23856
Upstream
Published
2021-05-18T15:15:07.877Z
Modified
2025-11-20T10:14:39.465297Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

Use-after-Free vulnerability in cflow 1.6 in the void call(char *name, int line) function at src/parser.c, which could cause a denial of service via the pointer variable caller->callee.

References

Affected packages

Debian:11 / cflow

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

1:1.*
1:1.6-4
1:1.6-6
1:1.7-1
1:1.7-2
1:1.7-3
1:1.7-4
1:1.7-5
1:1.8-1

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-23856.json"

Debian:12 / cflow

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.6-6

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-23856.json"

Debian:13 / cflow

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.6-6

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-23856.json"

Debian:14 / cflow

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1:1.6-6

Ecosystem specific 

{
    "urgency": "unimportant"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2020-23856.json"