CVE Database


Impact: Moderate
Public: 2011-05-11
Bugzilla: 702687: CVE-2011-1769 systemtap: does not guard against DWARF operations div-by-zero errors, which can cause a kernel panic


The MITRE CVE dictionary describes this issue as:

SystemTap 1.4 and earlier, when unprivileged (aka stapusr) mode is enabled, allows local users to cause a denial of service (divide-by-zero error and OOPS) via a crafted ELF program with DWARF expressions that are not properly handled by a stap script that performs context variable access.

Find out more about CVE-2011-1769 from the MITRE CVE dictionary and NIST NVD.

CVSS v2 metrics

Base Score: 4.6
Base Metrics: AV:A/AC:H/Au:N/C:N/I:N/A:C
Access Vector: Adjacent Network
Access Complexity: High
Authentication: None
Confidentiality Impact: None
Integrity Impact: None
Availability Impact: Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Red Hat security errata

Platform Errata Release Date
Red Hat Enterprise Linux version 5 (systemtap) RHSA-2011:0841 May 31, 2011
Red Hat Enterprise Linux version 6 (systemtap) RHSA-2011:0842 May 31, 2011

External References

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