CVE-2020-21049 — Out-of-bounds Read in Project Libsixel

CWE-125 — Out-of-bounds Read5 documents5 sources
Severity
6.5MEDIUMNVD
EPSS
0.4%
top 38.49%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Libsixel Project Libsixel
Timeline
PublishedSep 14
Latest updateMay 24

Description

An invalid read in the stb_image.h component of libsixel prior to v1.8.5 allows attackers to cause a denial of service (DOS) via a crafted PSD file.

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-v6gq-6h27-8r9r: An invalid read in the stb_image↗2022-05-24
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OSV
CVE-2020-21049: An invalid read in the stb_image↗2021-09-14
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CVEList
CVE-2020-21049: An invalid read in the stb_image↗2021-09-14
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📋Vendor Advisories

1
Debian
CVE-2020-21049: libsixel - An invalid read in the stb_image.h component of libsixel prior to v1.8.5 allows ...↗2020
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CVE-2020-21049 — Out-of-bounds Read in Project Libsixel | cvebase