PT-2009-3869 · Linux · Linux Kernel

Eugene Teo · Published 2009-04-22 · Updated 2018-10-10 · CVE-2009-1338

Positive Technologies (AI Summary)

CVSS v2.0

4.6

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 2.6.28

Description The issue allows local users to bypass the intended namespace isolation and send arbitrary signals to all processes in all namespaces. This is due to the kill something info function in kernel/signal.c not considering PID namespaces when processing signals directed to PID -1.

Recommendations For Linux kernel versions prior to 2.6.28, update to version 2.6.28 or later to resolve the issue.

Fix

Weakness Enumeration

CWE-264

Related Identifiers

CVE-2009-1338

DSA-1787-1

DSA-1800-1

RHSA-2009:1081

Affected Products

Linux Kernel

References · 20

• http://debian.org/security/2009/dsa-1800 · Vendor Advisory
• http://debian.org/security/2009/dsa-1787 · Vendor Advisory
• http://ubuntu.com/usn/usn-793-1 · Vendor Advisory
• http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28 · Vendor Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=496031 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2009-1338 · Security Note
• http://lkml.org/lkml/2008/7/23/148 · Patch
• http://redhat.com/support/errata/RHSA-2009-1081.html · Vendor Advisory
• http://wiki.rpath.com/Advisories:rPSA-2009-0084 · Note
• http://secunia.com/advisories/35120 · Note
• http://openwall.com/lists/oss-security/2009/04/16/2 · Note
• http://openwall.com/lists/oss-security/2009/04/21/1 · Note
• http://secunia.com/advisories/35656 · Note
• http://secunia.com/advisories/35121 · Note
• http://securityfocus.com/archive/1/503610/100/0/threaded · Note