CVE-2021-44506: Null Pointer Dereference
An issue was discovered in FIS GT.M through V7.0-000 (related to the YottaDB code base). A lack of input validation in calls to doverify in srunix/doverify.c allows attackers to attempt to jump to a NULL pointer by corrupting a function pointer.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/fis-gtmto a version that resolves this vulnerability.Fixed in 7.0-005-1Fixed in 7.1-006-1
Event History
Frequently Asked Questions
What is the severity of CVE-2021-44506?
CVE-2021-44506 is a high severity vulnerability due to its potential for remote code execution.
How do I fix CVE-2021-44506?
To fix CVE-2021-44506, you should upgrade FIS GT.M to a version higher than 7.0-000.
What type of vulnerability is CVE-2021-44506?
CVE-2021-44506 is a code execution vulnerability caused by a lack of input validation.
Which software versions are affected by CVE-2021-44506?
CVE-2021-44506 affects FIS GT.M versions up to and including 7.0-000.
Can CVE-2021-44506 be exploited remotely?
Yes, CVE-2021-44506 can be exploited remotely due to the nature of the vulnerability.