CVE-2020-21547

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Source
https://cve.org/CVERecord?id=CVE-2020-21547
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-21547.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2020-21547
Downstream
Published
2021-09-17T21:15:07.313Z
Modified
2026-07-08T19:02:05.793456Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

Libsixel 1.8.2 contains a heap-based buffer overflow in the ditherfuncfs function in tosixel.c.

References

Affected packages

Git / github.com/saitoha/libsixel

Affected ranges

Type
GIT
Repo
https://github.com/saitoha/libsixel
Events
Introduced
6219db6d8416fde3a3b1272e900a76ccdfadec01
Last affected
6219db6d8416fde3a3b1272e900a76ccdfadec01
Database specific 
{
    "source": "CPE_STRING",
    "cpe": "cpe:2.3:a:saitoha:libsixel:1.8.2:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "1.8.2"
        },
        {
            "last_affected": "1.8.2"
        }
    ]
}

Affected versions

1.*
1.8.2
v1.*
v1.8.2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-21547.json"