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medium4.6

CVE-2009-1338

The kill_something_info function in kernel/signal.c in the Linux kernel before 2.6.28 does not consider PID namespaces when processing signals directed to PID …

Impact

The kill_something_info function in kernel/signal.c in the Linux kernel before 2.6.28 does not consider PID namespaces when processing signals directed to PID -1, which allows local users to bypass the intended namespace isolation, and send arbitrary signals to all processes in all namespaces, via a kill command.

Affected products

VendorProductAffected versions
LinuxLinux Kernel
through 2.6.27.21
Versions 2.2.27, 2.4.36, 2.4.36.1, 2.4.36.2, 2.4.36.3

Weakness classification

CWE-264

References