CVE Vulnerabilities

CVE-2021-40576

NULL Pointer Dereference

Published: Jan 13, 2022 | Modified: May 27, 2023
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
LOW

The binary MP4Box in Gpac 1.0.1 has a null pointer dereference vulnerability in the gf_isom_get_payt_count function in hint_track.c, which allows attackers to cause a denial of service.

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 hirsute *
Gpac Ubuntu impish *
Gpac Ubuntu kinetic *
Gpac Ubuntu lunar *
Gpac Ubuntu trusty *
Gpac Ubuntu xenial *

Potential Mitigations

References