Arch Linux: ASA-201512-17 critical: Flashplugin Remote Code Execution

The packages flashplugin and lib32-flashplugin before version 11.2.202.559-1 are vulnerable to multiple issues, including remote code execution. At least one of these vulnerabilities, CVE-2015-8651, has been reported in use for targeted attacks.

Arch Linux Security Advisory ASA-201512-17
=========================================
Severity: Critical
Date    : 2015-12-28
CVE-ID  : CVE-2015-8459 CVE-2015-8460 CVE-2015-8634 CVE-2015-8635
CVE-2015-8636 CVE-2015-8638 CVE-2015-8639 CVE-2015-8640 CVE-2015-8641
CVE-2015-8642 CVE-2015-8643 CVE-2015-8644 CVE-2015-8645 CVE-2015-8646
CVE-2015-8647 CVE-2015-8648 CVE-2015-8649 CVE-2015-8650 CVE-2015-8651
Package : flashplugin, lib32-flashplugin
Type    : multiple issues
Remote  : Yes
Link    : https://wiki.archlinux.org/title/CVE

Summary
======
The packages flashplugin and lib32-flashplugin before version
11.2.202.559-1 are vulnerable to multiple issues, including remote code
execution. At least one of these vulnerabilities, CVE-2015-8651, has
been reported in use for targeted attacks.

Resolution
=========
Upgrade to 11.2.202.559-1.

# pacman -Syu "flashplugin>=11.2.202.559-1"
# pacman -Syu "lib32-flashplugin>=11.2.202.559-1"

The problem has been fixed upstream in version 11.2.202.559.

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

Description
==========
- CVE-2015-8459:

Memory corruption vulnerabilities that could lead to code execution.
Credited to Kai Kang of Tencent's Xuanwu LAB.

- CVE-2015-8460:

Memory corruption vulnerabilities that could lead to code execution.
Credited to Jie Zeng of Qihoo 360.

- CVE-2015-8634, CVE-2015-8635:

Use-after-free vulnerabilities that could lead to code execution.
Credited to Ben Hawkes, Mateusz Jurczyk and Natalie Silvanovich of
Google Project Zero.

- CVE-2015-8636:

Memory corruption vulnerabilities that could lead to code execution.
Credited to Ben Hawkes, Mateusz Jurczyk and Natalie Silvanovich of
Google Project Zero.

- CVE-2015-8638, CVE-2015-8639:

Use-after-free vulnerabilities that could lead to code execution.
Credited to Anonymous working with HP's Zero Day Initiative.

- CVE-2015-8640, CVE-2015-8641, CVE-2015-8642, CVE-2015-8643,
CVE-2015-8646:

Use-after-free vulnerabilities that could lead to code execution.
Credited to Yuki Chen of Qihoo 360 Vulcan Team.

- CVE-2015-8644:

Type confusion vulnerability that could lead to code execution. Credited
to Natalie Silvanovich of Google Project Zero.

- CVE-2015-8645:

Memory corruption vulnerabilities that could lead to code execution.
Credited to Jaehun Jeong (@n3sk) of WINS, WSEC Analysis Team working
with Chromium Vulnerability Reward Program.

- CVE-2015-8647, CVE-2015-8648, CVE-2015-8649, CVE-2015-8650:

Use-after-free vulnerabilities that could lead to code execution.
Credited to Anonymous working with HP's Zero Day Initiative.

- CVE-2015-8651:

Integer overflow vulnerability that could lead to code execution.
Credited to Kai Wang and Hunter Gao of Huawei's IT Infrastructure &
Security Dept, BPIT&QM.
Adobe is aware of a report that an exploit for CVE-2015-8651 is being
used in limited, targeted attacks.

Impact
=====
A remote attacker can execute arbitrary code on the affected host.

References
=========
https://access.redhat.com/security/cve/CVE-2015-8459
https://access.redhat.com/security/cve/CVE-2015-8460
https://access.redhat.com/security/cve/CVE-2015-8634
https://access.redhat.com/security/cve/CVE-2015-8635
https://access.redhat.com/security/cve/CVE-2015-8636
https://access.redhat.com/security/cve/CVE-2015-8638
https://access.redhat.com/security/cve/CVE-2015-8639
https://access.redhat.com/security/cve/CVE-2015-8640
https://access.redhat.com/security/cve/CVE-2015-8641
https://access.redhat.com/security/cve/CVE-2015-8642
https://access.redhat.com/security/cve/CVE-2015-8643
https://access.redhat.com/security/cve/CVE-2015-8644
https://access.redhat.com/security/cve/CVE-2015-8645
https://access.redhat.com/security/cve/CVE-2015-8646
https://access.redhat.com/security/cve/CVE-2015-8647
https://access.redhat.com/security/cve/CVE-2015-8648
https://access.redhat.com/security/cve/CVE-2015-8649
https://access.redhat.com/security/cve/CVE-2015-8650
https://access.redhat.com/security/cve/CVE-2015-8651