CVE-2021-46019: Null Pointer Dereference
An untrusted pointer dereference in recdbdestroy() at rec-db.c of GNU Recutils v1.8.90 can lead to a segmentation fault or application crash.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
alpine/recutilsto a version that resolves this vulnerability.Fixed in 1.9-r0
Event History
Frequently Asked Questions
What is the severity of CVE-2021-46019?
The severity of CVE-2021-46019 is considered medium due to the potential for application crashes.
How do I fix CVE-2021-46019?
To fix CVE-2021-46019, update GNU Recutils to version 1.9-4 or later.
What versions of GNU Recutils are affected by CVE-2021-46019?
CVE-2021-46019 affects GNU Recutils versions up to 1.8.90, including Debian versions 1.8-1, 1.9-2, and 1.9-3.
Which operating systems are impacted by CVE-2021-46019?
CVE-2021-46019 impacts systems running Fedora 35 and 36, as well as Debian with the affected versions.
What is the nature of the vulnerability described in CVE-2021-46019?
CVE-2021-46019 refers to an untrusted pointer dereference in rec_db_destroy() which can lead to segmentation faults.