CVE-2021-39519: Null Pointer Dereference
Published Sep 20, 2021
·Updated
An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::PullQData() located in blockbitmaprequester.cpp It allows an attacker to cause Denial of Service.
Affected Software
1 affected component
jpeg libjpeg<=2020021
Remediation
Patch Available
Event History
Sep 20, 2021
CVE Published
via MITRE·03:26 PM
Data Sourced
via MITRE·03:26 PM
Description
Data Sourced
via NVD·04:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the vulnerability ID for this issue in libjpeg?
The vulnerability ID for this issue in libjpeg is CVE-2021-39519.
2
What is the severity of CVE-2021-39519?
The severity of CVE-2021-39519 is medium (6.5).
3
What is the affected software of CVE-2021-39519?
The affected software of CVE-2021-39519 is Jpeg Libjpeg version up to 2020021.
4
What is the CWE ID for CVE-2021-39519?
The CWE ID for CVE-2021-39519 is CWE-476.
5
How can an attacker exploit CVE-2021-39519?
CVE-2021-39519 can be exploited by an attacker to cause Denial of Service.