PT-2021-10986 · Giflib+1 · Giflib+1

Zhouan · Published 2021-04-21 · Updated 2025-08-13 · CVE-2020-23922

Positive Technologies (AI Summary)

CVSS v3.1

7.1

High

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Name of the Vulnerable Software and Affected Versions: giflib versions 5.1.4 and earlier

Description: An issue was discovered in the giflib library, where the DumpScreen2RGB function in gif2rgb.c has a heap-based buffer over-read.

Recommendations: For giflib versions 5.1.4 and earlier, update to a version later than 5.1.4 to resolve the issue.

Exploit

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2020-23922

ECHO-9EF5-8B3D-9947

OESA-2024-1757

Affected Products

Debian

Giflib

References · 13

• 🔥 https://sourceforge.net/p/giflib/bugs/151 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-23922 · Security Note
• https://osv.dev/vulnerability/OESA-2024-1757 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2020-23922 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2020-23922 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2020-23922 · Vendor Advisory
• https://osv.dev/vulnerability/ROOT-OS-DEBIAN-12-CVE-2020-23922 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-48161 · Security Note
• https://cwe.mitre.org/data/definitions/126.html · Note
• https://openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2024-1757 · Note
• https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E · Note
• https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E · Note
• https://t.me/cvenotify/16821 · Telegram Post