CWE Code: 264
Vulnerability Type: privilege_escalation
CVSS Score: 1.9
CWE Name:  Permissions Privileges and Access Controls
Summary: systemtap 1.0, when the --unprivileged option is used, does not properly restrict certain data sizes, which allows local users to (1) cause a denial of service or gain privileges via a print operation with a large number of arguments that trigger a kernel stack overflow, (2) cause a denial of service via crafted dwarf expressions that trigger a kernel stack frame overflow, or (3) cause a denial of service (infinite loop) via vectors that trigger creation of large unwind tables, related to common information entry (cie) and call frame instruction (cfi) records.
Access Authentication: NONE
Access Complexity: MEDIUM
Access Vector: LOCAL
Impact (C/I/A): NONE/NONE/PARTIAL
Published Date: 2009-10-22
Last Modified Date: 2009-10-31