Arch Linux Security Advisory ASA-202012-2
========================================
Severity: Medium
Date    : 2020-12-05
CVE-ID  : CVE-2020-25693
Package : cimg
Type    : arbitrary code execution
Remote  : No
Link    : https://security.archlinux.org/AVG-1318

Summary
======
The package cimg before version 2.9.4-1 is vulnerable to arbitrary code
execution.

Resolution
=========
Upgrade to 2.9.4-1.

# pacman -Syu "cimg>=2.9.4-1"

The problem has been fixed upstream in version 2.9.4.

Workaround
=========
None.

Description
==========
A flaw was found in CImg in versions prior to 2.9.3. Integer overflows
leading to heap buffer overflows in load_pnm() can be triggered by a
specially crafted input file processed by CImg, which can lead to an
impact to application availability or data integrity.

Impact
=====
An attacker might be able to execute arbitrary code via a crafted PNM
file.

References
=========
https://github.com/GreycLab/CImg/pull/295
https://github.com/GreycLab/CImg/commit/7db6d08355d09414d407e26aac10bb5825343e3a
https://security.archlinux.org/CVE-2020-25693

ArchLinux: 202012-2: cimg: arbitrary code execution

December 9, 2020

Summary

A flaw was found in CImg in versions prior to 2.9.3. Integer overflows leading to heap buffer overflows in load_pnm() can be triggered by a specially crafted input file processed by CImg, which can lead to an impact to application availability or data integrity.

Resolution

Upgrade to 2.9.4-1. # pacman -Syu "cimg>=2.9.4-1"
The problem has been fixed upstream in version 2.9.4.

References

https://github.com/GreycLab/CImg/pull/295 https://github.com/GreycLab/CImg/commit/7db6d08355d09414d407e26aac10bb5825343e3a https://security.archlinux.org/CVE-2020-25693

Severity
Package : cimg
Type : arbitrary code execution
Remote : No
Link : https://security.archlinux.org/AVG-1318

Workaround

None.

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