Amazon Linux AMI update for libpng

1) Integer overflow

EUVDB-ID: #VU44186

Risk: Medium

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2011-3045

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Integer signedness error in the png_inflate function in pngrutil.c in libpng before 1.4.10beta01, as used in Google Chrome before 17.0.963.83 and other products, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PNG file, a different vulnerability than CVE-2011-3026.

Mitigation

Update the affected packages:

i686:
    libpng-debuginfo-1.2.48-1.11.amzn1.i686
    libpng-devel-1.2.48-1.11.amzn1.i686
    libpng-1.2.48-1.11.amzn1.i686
    libpng-static-1.2.48-1.11.amzn1.i686

src:
    libpng-1.2.48-1.11.amzn1.src

x86_64:
    libpng-static-1.2.48-1.11.amzn1.x86_64
    libpng-1.2.48-1.11.amzn1.x86_64
    libpng-devel-1.2.48-1.11.amzn1.x86_64
    libpng-debuginfo-1.2.48-1.11.amzn1.x86_64

Vulnerable software versions

Amazon Linux AMI: All versions

CPE2.3

• cpe:2.3:o:amazon_web_services:amazon_linux_ami:*:*:*:*:*:*:*:

External links

http://alas.aws.amazon.com/ALAS-2012-56.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.