[arch-security] [ASA-201708-5] libsoup: arbitrary code execution

[Remi Gacogne]

Arch Linux Security Advisory ASA-201708-5
=========================================

Severity: Critical
Date    : 2017-08-10
CVE-ID  : CVE-2017-2885
Package : libsoup
Type    : arbitrary code execution
Remote  : Yes
Link    : https://security.archlinux.org/AVG-376

Summary
=======

The package libsoup before version 2.58.2-1 is vulnerable to arbitrary
code execution.

Resolution
==========

Upgrade to 2.58.2-1.

# pacman -Syu "libsoup>=2.58.2-1"

The problem has been fixed upstream in version 2.58.2.

Workaround
==========

None.

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

A stack based buffer overflow has been found in libsoup <= 2.58.1. A
specially crafted HTTP request with chunked encoding can cause a stack
overflow resulting in remote code execution.

Impact
======

A remote attacker can execute arbitrary code on the affected host via a
crafted HTTP request.

References
==========

https://bugzilla.gnome.org/show_bug.cgi?id=785774
https://security.archlinux.org/CVE-2017-2885

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