CVE-2011-1781 describes a denial-of-service vulnerability in SystemTap 1.4, specifically when unprivileged mode (stapusr) is enabled. A local attacker can trigger a divide-by-zero error and system crash (OOPS) by providing a specially crafted ELF program with malformed DWARF expressions to a stap script performing stack unwinding. This vulnerability has a low severity CVSS score of 1.2, indicating a low impact (partial availability) with high attack complexity, and requires local access. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.4CPE matchmatch criteria | cpe:2.3:a:systemtap:systemtap:1.4:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:L/AC:H/Au:N/C:N/I:N/A:P
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