CVE-2020-21050 — Out-of-bounds Write in Project Libsixel

CWE-787 — Out-of-bounds WriteCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer5 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
0.9%
top 23.77%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Libsixel Project Libsixel
Timeline
PublishedSep 14
Latest updateMay 24

Description

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

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 Packages2 packages

▶Debianlibsixel_project/libsixel< 1.8.6-1+3

Patches

Patch: github.com ↗Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-v5qv-jjr8-5wpj: Libsixel prior to v1↗2022-05-24
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OSV
CVE-2020-21050: Libsixel prior to v1↗2021-09-14
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CVEList
CVE-2020-21050: Libsixel prior to v1↗2021-09-14
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📋Vendor Advisories

1
Debian
CVE-2020-21050: libsixel - Libsixel prior to v1.8.3 contains a stack buffer overflow in the function gif_pr...↗2020
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CVE-2020-21050 — Out-of-bounds Write | cvebase