ALPINE-CVE-2026-39892 — Vulnetix

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ALPINE-CVE-2026-39892 PUBLISHED CVSS 9.800000190734863 CRITICAL

cryptography is a package designed to expose cryptographic primitives and recipes to Python developers. From 45.0.0 to before 46.0.7, if a non-contiguous buffer was passed to APIs which accepted Python buffers (e.g. Hash.update()), this could lead to buffer overflows. This vulnerability is fixed in 46.0.7.

Risk Scores

CVSS v3.1

9.800000190734863

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products

Vendor	Product	Versions
Alpine:v3.23	py3-cryptography	0, 0.6.1-r0, 0.8.2-r0

Timeline

Apr 8, 2026 CVE Published
Apr 24, 2026 CVE Updated
Apr 30, 2026 Distribution Patch

References

https://security.alpinelinux.org/vuln/CVE-2026-39892 advisory

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