NULL Pointer Dereference vulnerabilities
CWE-476 · 12 tracked
NULL Pointer Dereference (CWE-476) is a recognized software weakness class in the MITRE CWE catalog. The vulnerabilities below are all instances of this pattern.
How it’s exploited
How null pointer dereference is exploited depends on the specific vulnerability, but every CVE in this class shares the same underlying flaw pattern — which is why the same class of mitigation applies across them.
How to prevent it
Recognizing the null pointer dereference pattern lets you apply one class of fix across every affected component. Each CVE page below carries specific, version-level remediation.
Tracked null pointer dereference vulnerabilities
12 CVEs in this class, each with severity, exploit status, EPSS, and remediation.
CVE-2026-76905CVE-2026-55209GHSA-3x6r-wxxg-53vvCVE-2026-47427CVE-2026-73502GHSA-qh5g-q395-cx4jCVE-2026-59949CVE-2026-55984CVE-2026-53719CVE-2026-44512CVE-2025-10999CVE-2025-10998
Frequently asked questions
- What is NULL Pointer Dereference?
- NULL Pointer Dereference (CWE-476) is a recognized software weakness class in the MITRE CWE catalog. The vulnerabilities below are all instances of this pattern.
- How is null pointer dereference exploited?
- How null pointer dereference is exploited depends on the specific vulnerability, but every CVE in this class shares the same underlying flaw pattern — which is why the same class of mitigation applies across them.
- How do you prevent null pointer dereference?
- Recognizing the null pointer dereference pattern lets you apply one class of fix across every affected component. Each CVE page below carries specific, version-level remediation.
- How many null pointer dereference vulnerabilities are there?
- O3 tracks 12 vulnerabilities classified as CWE-476 (NULL Pointer Dereference), each with severity, exploit status, EPSS exploitation probability, and remediation. The full list is below.