ASA-202107-26 log generated external raw
[ASA-202107-26] python-pillow: arbitrary code execution |
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Arch Linux Security Advisory ASA-202107-26
==========================================
Severity: Medium
Date : 2021-07-14
CVE-ID : CVE-2021-34552
Package : python-pillow
Type : arbitrary code execution
Remote : Yes
Link : https://security.archlinux.org/AVG-2150
Summary
=======
The package python-pillow before version 8.3.0-1 is vulnerable to
arbitrary code execution.
Resolution
==========
Upgrade to 8.3.0-1.
# pacman -Syu "python-pillow>=8.3.0-1"
The problem has been fixed upstream in version 8.3.0.
Workaround
==========
None.
Description
===========
Pillow through 8.2.0 allows an attacker to pass controlled parameters
directly into a convert function to trigger a buffer overflow in
Convert.c.
Impact
======
Converting a crafted image file could lead to arbitrary code execution.
References
==========
https://pillow.readthedocs.io/en/stable/releasenotes/8.3.0.html#buffer-overflow
https://github.com/python-pillow/Pillow/pull/5567
https://github.com/python-pillow/Pillow/commit/518ee3722a99d7f7d890db82a20bd81c1c0327fb
https://security.archlinux.org/CVE-2021-34552
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