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Alerts This Week
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Alerts This Week
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Debian DSA-2896-2 Critical: OpenSSL Memory Exposure Risk

debian
Calendar Grey April 8, 2014
Scroller Debian
Enhance security by updating OpenSSL on Debian to address memory handling vulnerabilities through version checks, package updates, and monitoring advisories
This revision to the recent OpenSSL update, DSA-2896-1, checks for some services that may use OpenSSL in a way that they expose the vulnerability
Topics%20covered

Topics Covered

security advisory update critical debian memory exposure service restart openss

Summary

The list of services that are checked is not comprehensive. For a more
detailed check, it is recommended to use the checkrestart tool from the
debian-goodies package. Note that client applications also need to be
restarted.

In case of doubt a full system restart is recommended.

For reference, the original advisory text follows.

A vulnerability has been discovered in OpenSSL's support for the
TLS/DTLS Hearbeat extension. Up to 64KB of memory from either client or
server can be recovered by an attacker. This vulnerability might allow
an attacker to compromise the private key and other sensitive data in
memory.

All users are urged to upgrade their openssl packages (especially
libssl1.0.0) and restart applications as soon as possible.

According to the currently available information, private keys should be
considered as compromised and regenerated as soon as possible. More
details will be communicated at a later time.

The oldstable distribution (squeeze) is not affected by this
vulnerability.

For the sta...

Read the Full Advisory

Severity
critical
Lowest
Low
Medium
High
Critical

Package: openssl
CVE ID: CVE-2014-0160

Topics%20covered

Topics Covered

security advisory update critical debian memory exposure service restart openss

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