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Debian Bullseye DSA-5349-1 Critical: GnuTLS Timing Attack Fix

debian
Calendar Grey February 14, 2023
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Enhance your gnutls28 installations to remediate a timing side channel vulnerability during RSA decryption on Debian.
Hubert Kario discovered a timing side channel in the RSA decryption implementation of the GNU TLS library
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Topics Covered

security advisory critical issue debian timing attack gnutls

Summary

Hubert Kario discovered a timing side channel in the RSA decryption
implementation of the GNU TLS library.

For the stable distribution (bullseye), this problem has been fixed in
version 3.7.1-5+deb11u3.

We recommend that you upgrade your gnutls28 packages.

For the detailed security status of gnutls28 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/source-package/gnutls28

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



Severity
critical
Lowest
Low
Medium
High
Critical

Package: gnutls28
CVE ID: CVE-2023-0361

Topics%20covered

Topics Covered

security advisory critical issue debian timing attack gnutls

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