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.
Metrics
Affected Vendors & Products
Advisories
Source | ID | Title |
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DSA-1787-1 | New Linux 2.6.24 packages fix several vulnerabilities |
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DSA-1800-1 | New Linux 2.6.26 packages fix several vulnerabilities |
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EUVD-2009-1336 | 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. |
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USN-793-1 | Linux kernel vulnerabilities |
Fixes
Solution
No solution given by the vendor.
Workaround
No workaround given by the vendor.
References
History
No history.

Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-07T05:13:25.641Z
Reserved: 2009-04-17T00:00:00
Link: CVE-2009-1338

No data.

Status : Deferred
Published: 2009-04-22T15:30:00.217
Modified: 2025-04-09T00:30:58.490
Link: CVE-2009-1338


No data.