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6.5
CVSSv3

CVE-2021-46700

Published: 19/02/2022 Updated: 01/03/2022
CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8
VMScore: 383
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Vulnerability Summary

In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder_encode_frame in encoder.c) has a double free.

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libsixel project libsixel 1.8.6

Vendor Advisories

Debian CVElist Bug Report Logs: libsixel: CVE-2021-46700
Debian Bug report logs - #1014469 libsixel: CVE-2021-46700 Package: src:libsixel; Maintainer for src:libsixel is NOKUBI Takatsugu <knok@daionetgrjp>; Reported by: Moritz Mühlenhoff <jmm@inutilorg> Date: Wed, 6 Jul 2022 15:21:04 UTC Severity: important Tags: security Reply or subscribe to this bug Toggle u ...

References

CWE-415https://github.com/saitoha/libsixel/issues/158https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1014469https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2023-7073CVE-2024-5496CVE-2024-5495XPath injectionbypassCVE-2024-30043CVE-2024-24919denial of serviceCVE-2024-35468
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