Fix CVE-2023-49083 in cryptography HIGH
Fix CVE-2023-49083 (NULL pointer dereference in PKCS12) in cryptography for PyPI. Paste your requirements.txt into PackageFix and get a patched version back — no CLI, no signup.
⚠ Vulnerability
CVE-2023-49083 — NULL pointer dereference in PKCS12 in cryptography. Update to 42.0.8 or later.
Vulnerable Version — requirements.txt
cryptography==36.0.0
Fixed Version — requirements.txt
cryptography==42.0.8
✓ Fix
Update to 42.0.8 and run pip install -r requirements.txt to apply the fix.
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Frequently Asked Questions
What is CVE-2023-49083?
CVE-2023-49083 is a vulnerability in cryptography that allows NULL pointer dereference in PKCS12. Update to version 42.0.8 or later to fix it.
Is CVE-2023-49083 on the CISA KEV catalog?
Check the live CISA KEV catalog at packagefix.dev — the catalog updates daily and PackageFix always reflects the current status.
How do I fix CVE-2023-49083 in cryptography?
Update cryptography to version 42.0.8 or later in your requirements.txt. Run pip install -r requirements.txt after updating.
Does CVE-2023-49083 affect all versions of cryptography?
Check the OSV advisory for the exact affected version range. PackageFix shows the minimum safe version for your installed version.