CVE Vulnerabilities

CVE-2021-42202

NULL Pointer Dereference

Published: Jun 02, 2022 | Modified: Jun 08, 2022
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

An issue was discovered in swftools through 20201222. A NULL pointer dereference exists in the function swf_DeleteFilter() located in swffilter.c. It allows an attacker to cause 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
Swftools Swftools * 2020-12-22 (including)

Potential Mitigations

References