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Alerts This Week
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Debian Buster: DLA-3757-1 Critical: Timing Attack in NSS TLS

debian lts
Calendar Grey March 11, 2024
Dist Debian Esm H88
Several security flaws identified in nss libraries, affecting TLS protocols and possibly resulting in exploitation risks.
Multiple vulnerabilities were found in nss, a set of libraries designed to support cross-platform development of security-enabled client and server applications
Topics%20covered

Topics Covered

security advisory critical debian timing attack exploitation tls nss

Summary

CVE-2023-5388

Timing attack against RSA decryption in TLS. This vulnerablity has been
named The Marvin Attack.

CVE-2024-0743

An unchecked return value in TLS handshake code could have caused a
potentially exploitable crash.

For Debian 10 buster, these problems have been fixed in version
2:3.42.1-1+deb10u8.

We recommend that you upgrade your nss packages.

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

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: nss
Version: 2:3.42.1-1+deb10u8
CVE ID: CVE-2023-5388 CVE-2024-0743
Debian Bug: 1056284

Topics%20covered

Topics Covered

security advisory critical debian timing attack exploitation tls nss

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