DEBIAN-CVE-2018-20349

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Source
https://security-tracker.debian.org/tracker/CVE-2018-20349
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2018-20349.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2018-20349
Upstream
Published
2018-12-22T00:29:00Z
Modified
2025-09-30T03:54:29Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

The igraphistrdiff function in igraph_trie.c in igraph through 0.7.1 has an NULL pointer dereference that allows attackers to cause a denial of service (application crash) via a crafted object.

References

Affected packages

Debian:11

igraph

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7.1-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

r-cran-igraph

Package

Name
r-cran-igraph
Purl
pkg:deb/debian/r-cran-igraph?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12

igraph

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7.1-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

r-cran-igraph

Package

Name
r-cran-igraph
Purl
pkg:deb/debian/r-cran-igraph?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13

igraph

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7.1-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

r-cran-igraph

Package

Name
r-cran-igraph
Purl
pkg:deb/debian/r-cran-igraph?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14

igraph

Package

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

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.7.1-3

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

r-cran-igraph

Package

Name
r-cran-igraph
Purl
pkg:deb/debian/r-cran-igraph?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.2.2-2

Ecosystem specific 

{
    "urgency": "not yet assigned"
}