CVE Vulnerabilities

CVE-2021-44923

NULL Pointer Dereference

Published: Dec 21, 2021 | Modified: Mar 18, 2025
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
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A null pointer dereference vulnerability exists in gpac 1.1.0 in the gf_dump_vrml_dyn_field.isra function, which causes a segmentation fault and application crash.

Weakness

The product dereferences a pointer that it expects to be valid but is NULL.

Affected Software

NameVendorStart VersionEnd Version
GpacGpac0.9.0 (including)1.1.0 (including)
GpacUbuntubionic*
GpacUbuntufocal*
GpacUbuntuhirsute*
GpacUbuntuimpish*
GpacUbuntukinetic*
GpacUbuntulunar*
GpacUbuntutrusty*
GpacUbuntutrusty/esm*
GpacUbuntuxenial*

Potential Mitigations

References