CVE-2021-46700 — Double Free in Project Libsixel

CWE-415 — Double Free5 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
0.2%
top 62.79%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Libsixel Project Libsixel
Timeline
PublishedFeb 19
Latest updateFeb 20

Description

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

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages1 packages

🔴Vulnerability Details

3
GHSA
GHSA-5mpg-37cw-j7g5: In libsixel 1↗2022-02-20
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CVEList
CVE-2021-46700: In libsixel 1↗2022-02-19
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OSV
CVE-2021-46700: In libsixel 1↗2022-02-19
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📋Vendor Advisories

1
Debian
CVE-2021-46700: libsixel - In libsixel 1.8.6, sixel_encoder_output_without_macro (called from sixel_encoder...↗2021
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CVE-2021-46700 — Double Free in Project Libsixel | cvebase