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Debian 11 bullseye DLA-4176-1 critical: OpenSSL timing attack fix

debian lts
Calendar Grey May 24, 2025
Dist Debian Esm H88
A significant side-channel attack involving OpenSSL has been addressed in Debian 11. Ensure your packages are updated to improve your system's security.
A timing side-channel in ECDSA signature computation has been fixed in the cryptography library OpenSSL
Topics%20covered

Topics Covered

security advisory Debian package update timing attack cryptography openssl

Summary

For Debian 11 bullseye, this problem has been fixed in version
1.1.1w-0+deb11u3.

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
critical
Lowest
Low
Medium
High
Critical

Package: openssl
Version: 1.1.1w-0+deb11u3
CVE ID: CVE-2024-13176
Debian Bug: 1094027

Topics%20covered

Topics Covered

security advisory Debian package update timing attack cryptography openssl

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