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VULNERABILITIES

CVE-2020-21050 Details

Description

Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_process_raster at fromgif.c.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://bitbucket.org/netbsd/pkgsrc/commits/a27113e21179cbfbfae0c35f6a9edd6aa498faae CVEBroken Link
https://cwe.mitre.org/data/definitions/121.html CVETechnical Description
https://github.com/saitoha/libsixel/blob/master/ChangeLog CVERelease NotesThird Party Advisory
https://github.com/saitoha/libsixel/commit/7808a06b88c11dbc502318cdd51fa374f8cd47ee CVEPatchThird Party Advisory
https://github.com/saitoha/libsixel/issues/75 CVEExploitIssue TrackingPatchThird Party Advisory

see all 12 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-787Out-of-bounds Write[email protected]

Affected Products

ProductVersions
saitoha libsixel
< 1.8.3

CPE

  • cpe:2.3:a:saitoha:libsixel:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

8 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-21050
NVD Published Date:
Sep 14, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-21050 Details - Not Deferred