Arch Linux alert ASA-202106-40 (radare2)

From:
             
 
Santiago Torres-Arias via arch-security <arch-security@lists.archlinux.org>
To:
             
 
Archlinux security <arch-security@archlinux.org>
Subject:
             
 
[ASA-202106-40] radare2: denial of service
Date:
             
 
Thu, 17 Jun 2021 12:27:35 -0400
Message-ID:
             
 
<YMt395UZ4FmSnook@LykOS.localdomain>
Cc:
             
 
Santiago Torres-Arias <santiago@archlinux.org>
Arch Linux Security Advisory ASA-202106-40
==========================================

Severity: Low
Date    : 2021-06-15
CVE-ID  : CVE-2021-32613
Package : radare2
Type    : denial of service
Remote  : No
Link    : https://security.archlinux.org/AVG-1950

Summary
=======

The package radare2 before version 5.3.1-1 is vulnerable to denial of
service.

Resolution
==========

Upgrade to 5.3.1-1.

# pacman -Syu "radare2>=5.3.1-1"

The problem has been fixed upstream in version 5.3.1.

Workaround
==========

None.

Description
===========

In radare2 through 5.3.0 there is a double free vulnerability in the
pyc parser via a crafted file which can lead to denial of service.

Impact
======

A crafted Python bytecode file could crash the parser.

References
==========

https://bugzilla.redhat.com/show_bug.cgi?id=1959939
https://github.com/radareorg/radare2/issues/18679
https://github.com/radareorg/radare2/commit/049de62730f49...
https://security.archlinux.org/CVE-2021-32613