NULL Pointer Dereference Affecting gpac package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Ubuntu security rating.

Threat Intelligence

EPSS
0.12% (48th percentile)

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  • Snyk IDSNYK-UBUNTU1804-GPAC-467184
  • published18 Sept 2019
  • disclosed16 Sept 2019

Introduced: 16 Sep 2019

CVE-2018-21015  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for Ubuntu:18.04 gpac.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gpac package and not the gpac package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

AVC_DuplicateConfig() at isomedia/avc_ext.c in GPAC 0.7.1 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted file. There is "cfg_new->AVCLevelIndication = cfg->AVCLevelIndication;" but cfg could be NULL.

CVSS Scores

version 3.1