Buffer overflow in the MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite 1.5.4 and earlier might allow local users to gain privileges via crafted SCARD_CONTROL message data, which is improperly demarshalled. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-0407.

This update of pcsc-liste fixes two vulnerabilities :

  - CVE-2009-4901: local denial of service (daemon crash)     via crafted SCARD_SET_ATTRIB message data, a related     issue to CVE-2010-0407.

  - CVE-2009-4902: a buffer overflow might allow local users     to gain privileges via crafted SCARD_CONTROL message     data, this vulnerability exists because of an incorrect     fix for CVE-2010-0407.

Multiple vulnerabilities has been found and corrected in pcsc-lite :

The MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite before 1.5.4 might allow local users to cause a denial of service (daemon crash) via crafted SCARD_SET_ATTRIB message data, which is improperly demarshalled and triggers a buffer over-read, a related issue to CVE-2010-0407 (CVE-2009-4901).

Buffer overflow in the MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite 1.5.4 and earlier might allow local users to gain privileges via crafted SCARD_CONTROL message data, which is improperly demarshalled. NOTE: this vulnerability exists because of an incorrect fix for CVE-2010-0407 (CVE-2009-4902).

Multiple buffer overflows in the MSGFunctionDemarshall function in winscard_svc.c in the PC/SC Smart Card daemon (aka PCSCD) in MUSCLE PCSC-Lite before 1.5.4 allow local users to gain privileges via crafted message data, which is improperly demarshalled (CVE-2010-0407).

Packages for 2008.0 and 2009.0 are provided as of the Extended Maintenance Program. Please visit this link to learn more:
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The updated packages have been patched to correct these issues.

It was discovered that the PC/SC service did not correctly handle malformed messages. A local attacker could exploit this to execute arbitrary code with root privileges.

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update fixes up incorrect checks which were introduced with CVE-2010-0407 patch, introducing a regression for certain token types.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

An update to address a buffer overflow which could allow a local attacker to elevate privileges.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

It was discovered that PCSCD, a daemon to access smart cards, was vulnerable to a buffer overflow allowing a local attacker to elevate his privileges to root.

ID	Name	Product	Family	Severity
75601	openSUSE Security Update : libpcsclite1 (openSUSE-SU-2010:0500-1)	Nessus	SuSE Local Security Checks	medium
49688	Mandriva Linux Security Advisory : pcsc-lite (MDVSA-2010:189)	Nessus	Mandriva Local Security Checks	medium
48322	openSUSE Security Update : libpcsclite1 (openSUSE-SU-2010:0500-1)	Nessus	SuSE Local Security Checks	medium
48262	Ubuntu 9.04 / 9.10 / 10.04 LTS : pcsc-lite vulnerability (USN-969-1)	Nessus	Ubuntu Local Security Checks	medium
47721	Fedora 12 : pcsc-lite-1.5.2-5.fc12 (2010-10764)	Nessus	Fedora Local Security Checks	medium
47555	Fedora 11 : pcsc-lite-1.5.2-3.fc11 (2010-9995)	Nessus	Fedora Local Security Checks	medium
47204	Fedora 12 : pcsc-lite-1.5.2-4.fc12 (2010-10014)	Nessus	Fedora Local Security Checks	medium
46862	Debian DSA-2059-1 : pcsc-lite - buffer overflow	Nessus	Debian Local Security Checks	medium

Detections

Analytics

CVE-2009-4902

high

Tenable Plugins

medium

medium

medium

medium

medium

medium

medium

medium