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Debian Security Advisory DSA 3111-1 (cpio - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

9 years ago

Modified

Modified

2 years ago

Summary

Michal Zalewski discovered an out of bounds write issue in cpio, a tool for creating and extracting cpio archive files. In the process of fixing that issue, the cpio developers found and fixed additional range checking and null pointer dereference issues.

Affected Software

Affected Software

cpio on Debian Linux

Detection Method

Detection Method

This check tests the installed software version using the apt package manager.

Solution

Solution

For the stable distribution (wheezy), this problem has been fixed in version 2.11+dfsg-0.1+deb7u1. For the upcoming stable distribution (jessie), this problem will be fixed soon. For the unstable distribution (sid), this problem has been fixed in version 2.11+dfsg-4. We recommend that you upgrade your cpio packages.

Common Vulnerabilities and Exposures (CVE)