CVE-2018-20349

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Source
https://cve.org/CVERecord?id=CVE-2018-20349
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20349.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-20349
Downstream
Published
2018-12-22T00:29:00.273Z
Modified
2026-07-08T16:26:56.870138Z
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

Git / github.com/igraph/igraph

Affected ranges

Type
GIT
Repo
https://github.com/igraph/igraph
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last affected
1e0d10cba19e2dc2407174230204ecbc18cef95a
Database specific 
{
    "cpe": "cpe:2.3:a:igraph:igraph:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "last_affected": "0.7.1"
        }
    ],
    "source": "CPE_RANGE"
}

Affected versions

0.*
0.7.0
0.7.1
0.7.1-post

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-20349.json"