Integer overflow in gd (Alpine package)



Published: 2016-05-23
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2016-10168
CWE-ID CWE-190
Exploitation vector Network
Public exploit N/A
Vulnerable software
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gd (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU7576

Risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-10168

CWE-ID: CWE-190 - Integer overflow

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack and potentially compromise vulnerable system.

The vulnerability exists due to integer overflow when processing the number of horizontal and vertical chunks in an image in gd_io.c. A remote attacker create a specially crafted image file, trigger memory corruption and crash the affected application or execute arbitrary code on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

gd (Alpine package): 2.1.1-r2

gd (Alpine package):

External links

http://git.alpinelinux.org/aports/commit/?id=1b8dc16a8d83cea1a0638ca75a327f234049e6fd
http://git.alpinelinux.org/aports/commit/?id=08114de6e0da35db211984405c8d9043e426ea58
http://git.alpinelinux.org/aports/commit/?id=87a5a2c48f6c4e068c31ba4ba9665d05a4a88682


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.



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