CVE-2020-11721

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Source
https://cve.org/CVERecord?id=CVE-2020-11721
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-11721.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-11721
Downstream
Published
2020-04-12T19:15:10.367Z
Modified
2026-07-08T15:10:55.083120Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.

References

Affected packages

Git / github.com/saitoha/libsixel

Affected ranges

Type
GIT
Repo
https://github.com/saitoha/libsixel
Events
Introduced
6a5be8b72d84037b83a5ea838e17bcf372ab1d5f
Last affected
6a5be8b72d84037b83a5ea838e17bcf372ab1d5f
Database specific
Show details 
{
    "extracted_events": [
        {
            "introduced": "1.8.6"
        },
        {
            "last_affected": "1.8.6"
        }
    ],
    "source": "CPE_STRING",
    "cpe": "cpe:2.3:a:saitoha:libsixel:1.8.6:*:*:*:*:*:*:*"
}

Affected versions

1.*
1.8.6
v1.*
v1.8.6

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-11721.json"