Vulnerability record · CVE-2011-1781 · published 29 August 2011

CVE-2011-1781: Systemtap vulnerability

Systemtap · Systemtap

SystemTap 1.4, 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 stack unwinding (aka backtracing).

1.2 CVSS 2.0 Low EPSS 0.30% · top 79.5% CWE-189 · CWE-189

1.2CVSS 2.0 base score

0.30%EPSS exploitation probability, 30 days

NoNot in CISA KEV

1Affected product versions listed by NVD

14References

16 Jun 2026Last modified by NVD

Description

AV:L/AC:H/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

Systemtap Systemtap

References

Link	Tags
http://openwall.com/lists/oss-security/2011/05/20/2
http://secunia.com/advisories/44802
http://sourceware.org/git/?p=systemtap.git%3Ba=commit%3Bh=fa2e3415185a28542d419a641ecd6cddd52e3cd9
http://www.mandriva.com/security/advisories?name=MDVSA-2011:155
http://www.securityfocus.com/bid/47934
https://bugzilla.redhat.com/show_bug.cgi?id=702687
https://rhn.redhat.com/errata/RHSA-2011-0842.html
http://openwall.com/lists/oss-security/2011/05/20/2
http://secunia.com/advisories/44802
http://sourceware.org/git/?p=systemtap.git%3Ba=commit%3Bh=fa2e3415185a28542d419a641ecd6cddd52e3cd9
http://www.mandriva.com/security/advisories?name=MDVSA-2011:155
http://www.securityfocus.com/bid/47934
https://bugzilla.redhat.com/show_bug.cgi?id=702687
https://rhn.redhat.com/errata/RHSA-2011-0842.html

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2009-4273Systemtap code injection vulnerabilitystap-server in SystemTap before 1.1 allows remote attackers to execute arbitrary commands via shell metacharacters in stap command-line arguments in …EPSS 18%26 Jan 2010 7.5CVE-2010-0412Systemtap vulnerabilitystap-server in SystemTap 1.1 does not properly restrict the value of the -B (aka BUILD) option, which allows attackers to have an unspecified impact …EPSS 1.7%25 Feb 2010 7.2CVE-2010-4170Systemtap permissions and access controls vulnerabilityThe staprun runtime tool in SystemTap 1.3 does not properly clear the environment before executing modprobe, which allows local users to gain privile…EPSS 5.3%7 Dec 2010 6.3CVE-2009-0784Systemtap race condition vulnerabilityRace condition in the SystemTap stap tool 0.0.20080705 and 0.0.20090314 allows local users in the stapusr group to insert arbitrary SystemTap kernel …EPSS 0.26%25 Mar 2009 5.4CVE-2012-0875Systemtap permissions and access controls vulnerabilitySystemTap 1.7, 1.6.7, and probably other versions, when unprivileged mode is enabled, allows local users to obtain sensitive information from kernel …EPSS 0.35%4 Feb 2014 4.9CVE-2010-0411Systemtap vulnerabilityMultiple integer signedness errors in the (1) __get_argv and (2) __get_compat_argv functions in tapset/aux_syscalls.stp in SystemTap 1.1 allow local …EPSS 0.95%8 Feb 2010 4.4CVE-2011-2502Systemtap improper input validation vulnerabilityruntime/staprun/staprun_funcs.c in the systemtap runtime tool (staprun) in SystemTap before 1.6 does not properly validate modules when a module path…EPSS 0.52%26 Jul 2012 3.7CVE-2011-2503Systemtap improper input validation vulnerabilityThe insert_module function in runtime/staprun/staprun_funcs.c in the systemtap runtime tool (staprun) in SystemTap before 1.6 does not properly valid…EPSS 0.44%26 Jul 2012

Source: NIST National Vulnerability Database (record CVE-2011-1781), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.