CVE-2015-8791 Information

Description

The EbmlElement::ReadCodedSizeValue function in libEBML before 1.3.3 allows context-dependent attackers to obtain sensitive information from process heap memory via a crafted length value in an EBML id which triggers an invalid memory access.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Reference

http://lists.matroska.org/pipermail/matroska-users/2015-October/006985.html http://lists.opensuse.org/opensuse-updates/2016-01/msg00035.html http://www.debian.org/security/2016/dsa-3538 https://github.com/Matroska-Org/libebml/blob/release-1.3.3/ChangeLog https://github.com/Matroska-Org/libebml/commit/24e5cd7c666b1ddd85619d60486db0a5481c1b90

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

LOW

Availability Impact

NONE

Base Score

NONE

Base Severity

4.3