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Debian 11: DLA-4321-1 Addresses Critical Out of Bounds Decrypt Flaw

debian lts
Calendar Grey October 3, 2025
Dist Debian Esm H88
Critical openssl update for Debian LTS addresses out of bounds issue in password-based encryption.
Stanislav Fort discovered an out of bounds read and write issue when decrypting CMS messages that were encrypted using password based encryption
Topics%20covered

Topics Covered

security advisory debian OpenSSL important out-of-bounds decryption

Summary

For Debian 11 bullseye, this problem has been fixed in version
1.1.1w-0+deb11u4.

We recommend that you upgrade your openssl packages.

For the detailed security status of openssl please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/openssl

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS


Severity
important
Lowest
Low
Medium
High
Critical

Package: openssl
Version: 1.1.1w-0+deb11u4
CVE ID: CVE-2025-9230

Topics%20covered

Topics Covered

security advisory debian OpenSSL important out-of-bounds decryption

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