CVE Vulnerabilities

CVE-2021-30015

NULL Pointer Dereference

Published: Apr 19, 2021 | Modified: Apr 21, 2021
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM

There is a Null Pointer Dereference in function filter_core/filter_pck.c:gf_filter_pck_new_alloc_internal in GPAC 1.0.1. The pid comes from function av1dmx_parse_flush_sample, the ctx.opid maybe NULL. The result is a crash in gf_filter_pck_new_alloc_internal.

Weakness

A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.

Affected Software

Name Vendor Start Version End Version
Gpac Gpac 1.0.1 (including) 1.0.1 (including)
Gpac Ubuntu bionic *
Gpac Ubuntu groovy *
Gpac Ubuntu hirsute *
Gpac Ubuntu impish *
Gpac Ubuntu kinetic *
Gpac Ubuntu lunar *
Gpac Ubuntu trusty *
Gpac Ubuntu xenial *

Potential Mitigations

References