CVE-2016-1645 Information

Description

Multiple integer signedness errors in the opj_j2k_update_image_data function in j2k.c in OpenJPEG as used in PDFium in Google Chrome before 49.0.2623.87 allow remote attackers to cause a denial of service (incorrect cast and out-of-bounds write) or possibly have unspecified other impact via crafted JPEG 2000 data.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Reference

http://googlechromereleases.blogspot.com/2016/03/stable-channel-update_8.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00066.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00067.html http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00073.html http://www.debian.org/security/2016/dsa-3513 http://www.securityfocus.com/bid/84224 http://www.securitytracker.com/id/1035259 http://www.zerodayinitiative.com/advisories/ZDI-16-197/ https://code.google.com/p/chromium/issues/detail?id=587227 https://pdfium.googlesource.com/pdfium/+/c145aeb2bf13ac408fc3e8233acca43d4251bbdc

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8