Public Date:
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 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 6 (systemtap) RHSA-2011:0842 2011-05-31
Red Hat Enterprise Linux 5 (systemtap) RHSA-2011:0841 2011-05-31

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 4 systemtap Not affected

Last Modified

CVE description copyright © 2017, The MITRE Corporation


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