Vulnerability CVE-2017-7264

Vulnerability Name:

CVE-2017-7264 (CCN-123710)

Assigned:

2017-03-26

Published:

2017-03-26

Updated:

2017-03-29

Summary:

Use-after-free vulnerability in the fz_subsample_pixmap function in fitz/pixmap.c in Artifex Software, Inc. MuPDF 1.10a allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted document.

CVSS v3 Severity:

7.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): High Integrity (I): High Availibility (A): High

5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)

Exploitability Metrics:	Attack Vector (AV): Local Attack Complexity (AC): Low Privileges Required (PR): None User Interaction (UI): Required
Scope:	Scope (S): Unchanged
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): High

CVSS v2 Severity:

6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)

Exploitability Metrics:	Access Vector (AV): Network Access Complexity (AC): Medium Authentication (Au): None
Impact Metrics:	Confidentiality (C): Partial Integrity (I): Partial Availibility (A): Partial

4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)

Exploitability Metrics:	Access Vector (AV): Local Access Complexity (AC): Low Athentication (Au): Single_Instance
Impact Metrics:	Confidentiality (C): None Integrity (I): None Availibility (A): Complete

Vulnerability Type:

CWE-416

Vulnerability Consequences:

Denial of Service

References:

Source: CCN
Type: Artifex Web site
MuPDF

Source: MITRE
Type: CNA
CVE-2017-7264

Source: MISC
Type: Issue Tracking, Patch, Third Party Advisory
http://git.ghostscript.com/?p=mupdf.git;h=2c4e5867ee699b1081527bc6c6ea0e99a35a5c27

Source: BID
Type: UNKNOWN
97111

Source: CCN
Type: BID-97111
MuPDF CVE-2017-7264 Use After Free Denial of Service Vulnerability

Source: CCN
Type: agostino's blog, February 09, 2017
mupdf: use-after-free in fz_subsample_pixmap (pixmap.c)

Source: MISC
Type: Patch, Third Party Advisory, VDB Entry
https://blogs.gentoo.org/ago/2017/02/09/mupdf-use-after-free-in-fz_subsample_pixmap-pixmap-c/

Source: XF
Type: UNKNOWN
artifex-cve20177264-dos(123710)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2017-7264

Vulnerable Configuration:

Configuration 1:

cpe:/a:artifex:mupdf:1.10a:*:*:*:*:*:*:*

Configuration CCN 1:

cpe:/a:artifex:mupdf:1.10a:*:*:*:*:*:*:*

Denotes that component is vulnerable

Oval Definitions

Definition ID	Class	Title	Last Modified
oval:com.ubuntu.bionic:def:201772640000000	V	CVE-2017-7264 on Ubuntu 18.04 LTS (bionic) - medium.	2017-03-26
oval:com.ubuntu.artful:def:20177264000	V	CVE-2017-7264 on Ubuntu 17.10 (artful) - medium.	2017-03-26
oval:com.ubuntu.trusty:def:20177264000	V	CVE-2017-7264 on Ubuntu 14.04 LTS (trusty) - medium.	2017-03-26
oval:com.ubuntu.xenial:def:201772640000000	V	CVE-2017-7264 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-26
oval:com.ubuntu.bionic:def:20177264000	V	CVE-2017-7264 on Ubuntu 18.04 LTS (bionic) - medium.	2017-03-26
oval:com.ubuntu.xenial:def:20177264000	V	CVE-2017-7264 on Ubuntu 16.04 LTS (xenial) - medium.	2017-03-26
oval:com.ubuntu.disco:def:201772640000000	V	CVE-2017-7264 on Ubuntu 19.04 (disco) - medium.	2017-03-26
oval:com.ubuntu.cosmic:def:20177264000	V	CVE-2017-7264 on Ubuntu 18.10 (cosmic) - medium.	2017-03-26
oval:com.ubuntu.cosmic:def:201772640000000	V	CVE-2017-7264 on Ubuntu 18.10 (cosmic) - medium.	2017-03-26
oval:com.ubuntu.precise:def:20177264000	V	CVE-2017-7264 on Ubuntu 12.04 LTS (precise) - medium.	2017-03-26

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