Overly broad permissions can turn one compromised account into a much larger security problem. Learn how to reduce unnecessary access, review privileges, and apply least privilege across modern Linux systems. Review Linux Privileges×

Alerts This Week
Warning Icon 1 542
Alerts This Week
Warning Icon 1 542

Gentoo: GLSA-201401-18 Normal: OpenSC Arbitrary Code Execution

gentoo
Calendar Grey January 21, 2014
Scroller Gentoo
The latest Gentoo GLSA 202301-04 addresses severe security vulnerabilities in OpenSSH, allowing unauthorized access to sensitive data.
Multiple stack-based buffer overflows have been found in OpenSC, allowing attackers to execute arbitrary code.

Summary

Multiple stack-based buffer overflow errors have been discovered in OpenSC.

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow arbitrary code execution software upgrade normal severity OpenSC

Resolution

All OpenSC users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=dev-libs/opensc-0.11.13-r2"
Packages which depend on this library may need to be recompiled. Tools such as revdep-rebuild may assist in identifying some of these packages.

References

[ 1 ] CVE-2010-4523 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-4523

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201401-18
style>.gentoo_availability{display:block;}

Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: OpenSC: Arbitrary code execution
Date: January 21, 2014
Bugs: #349567
ID: 201401-18

Topics%20covered

Topics Covered

security advisory gentoo buffer overflow arbitrary code execution software upgrade normal severity OpenSC

Synopsis

Multiple stack-based buffer overflows have been found in OpenSC, allowing attackers to execute arbitrary code.

Background

OpenSC is a tools and libraries for smart cards.

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 dev-libs/opensc < 0.11.13-r2 >= 0.11.13-r2

Impact

===== A physically proximate attacker could possibly execute arbitrary code using a specially crafted smart card.

Workaround

There is no known workaround at this time.