CVE-2018-7731

Impact:
Low
Public Date:
2018-02-22
CWE:
CWE-476
Bugzilla:
1555164: CVE-2018-7731 exempi: NULL pointer dereference in XMPFiles/source/FormatSupport/WEBP_Support.cpp:WEBP::VP8XChunk allows for denial of service via crafted file

The MITRE CVE dictionary describes this issue as:

An issue was discovered in Exempi through 2.4.4. XMPFiles/source/FormatSupport/WEBP_Support.cpp does not check whether a bitstream has a NULL value, leading to a NULL pointer dereference in the WEBP::VP8XChunk class.

Find out more about CVE-2018-7731 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue did not affect the versions of Exempi as shipped with Red Hat Enterprise Linux 6 and 7 as they did not include support for WebP file format.

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 3.3
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity Impact None
Availability Impact Low

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 7 exempi Not affected
Red Hat Enterprise Linux 6 exempi Not affected

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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