Buffer overflow in graphicsmagick (Alpine package)

1) Buffer overflow

EUVDB-ID: #VU33243

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-14042

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

A memory allocation failure was discovered in the ReadPNMImage function in coders/pnm.c in GraphicsMagick 1.3.26. The vulnerability causes a big memory allocation, which may lead to remote denial of service in the MagickRealloc function in magick/memory.c.

Mitigation

Install update from vendor's website.

Vulnerable software versions

graphicsmagick (Alpine package): 1.3.26-r0 - 1.3.26-r5

CPE2.3

• cpe:2.3:o:alpine:graphicsmagick_alpine_package:1.3.26-r5:*:*:*:*:alpine_linux:*:
• cpe:2.3:o:alpine:graphicsmagick_alpine_package:1.3.26-r0:*:*:*:*:alpine_linux:*:
• cpe:2.3:o:alpine:graphicsmagick_alpine_package:1.3.26-r1:*:*:*:*:alpine_linux:*:

External links

http://git.alpinelinux.org/aports/commit/?id=38638bab94d2426e261c1354303f5fec985618ef
http://git.alpinelinux.org/aports/commit/?id=a3156514cd10b8ec568649e64eb4f1ceb2879c39

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.