Ubuntu update for poppler

1) NULL pointer derefenrece

EUVDB-ID: #VU8988

Risk: Low

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2017-15565

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause a denial of service (DoS) conditions.

The vulnerability exists due to an error in GfxImageColorMap::getGrayLine() function in GfxState.cc when processing PDF documents. A remote attacker can send a specially crafted document, trigger NULL pointer dereference and perform a denial of service attack.

Successful exploitation of the vulnerability may allow an attacker to cause application crash.

Mitigation

Update the affected packages

Ubuntu 17.10:

libpoppler68 0.57.0-2ubuntu4.1

poppler-utils 0.57.0-2ubuntu4.1

Ubuntu 17.04:

libpoppler64 0.48.0-2ubuntu2.4

poppler-utils 0.48.0-2ubuntu2.4

Ubuntu 16.04 LTS:

libpoppler58 0.41.0-0ubuntu1.5

poppler-utils 0.41.0-0ubuntu1.5

Ubuntu 14.04 LTS:

poppler-utils 0.24.5-2ubuntu4.8

libpoppler44 0.24.5-2ubuntu4.8

Vulnerable software versions

Ubuntu: 14.04 - 17.10

CPE2.3

• cpe:2.3:o:canonical:ubuntu:14.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:16.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:17.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:17.10:*:*:*:*:*:*:*

External links

https://www.ubuntu.com/usn/usn-3467-1/

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.