PT-2021-24313 · Gif2Apng+2 · Gif2Apng+2

Kolja Grassmann · Published 2021-12-28 · Updated 2023-03-23 · CVE-2021-45909

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: gif2apng version 1.9

Description: A heap-based buffer overflow issue was found in the DecodeLZW function, allowing an attacker to write a large amount of arbitrary data outside the boundaries of a buffer.

Recommendations: For gif2apng version 1.9, at the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-45909

DLA-2937-1

USN-5969-1

Affected Products

Linuxmint

Ubuntu

Gif2Apng

References · 14

• 🔥 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1002668 · Exploit
• https://osv.dev/vulnerability/USN-5969-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-45910 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2021-45909 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2021-45909 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2021-45909 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-45911 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2021-45909 · Vendor Advisory
• https://osv.dev/vulnerability/DLA-2937-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2021-45909 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-45909 · Security Note
• https://osv.dev/vulnerability/UBUNTU-CVE-2021-45909 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5969-1 · Vendor Advisory
• https://lists.debian.org/debian-lts-announce/2022/03/msg00008.html · Note