Read the docs
TI-2011-01548 Aliases CVE-2011-1769GHSA-g86f-cxqj-55hx

SystemTap 1.4 and earlier, when unprivileged (aka stapusr) mode is enabled, allows local…

Priority LOW 7CWE-189Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
— Not recorded in CVSS 2.0
Attack complexity
High
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · Partial
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-189 and the CVSS impact.

Summary

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.

Why it matters now

EPSS 0.00291 21st percentileScored 2026-11-07
Fix Fixed Red Hat: 2 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 29

CPEVersionsRoleVendor
cpe:2.3:a:systemtap:systemtap:*:*:*:*:*:*:*:*up to 1.4VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.2.2:*:*:*:*:*:*:*0.2.2VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.3:*:*:*:*:*:*:*0.3VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.4:*:*:*:*:*:*:*0.4VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5:*:*:*:*:*:*:*0.5VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.3:*:*:*:*:*:*:*0.5.3VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.4:*:*:*:*:*:*:*0.5.4VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.5:*:*:*:*:*:*:*0.5.5VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.7:*:*:*:*:*:*:*0.5.7VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.8:*:*:*:*:*:*:*0.5.8VulnerableSystemtap
  • cpe:2.3:a:systemtap:systemtap:*:*:*:*:*:*:*:* Versions up to 1.4 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.2.2:*:*:*:*:*:*:* Versions 0.2.2 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.3:*:*:*:*:*:*:* Versions 0.3 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.4:*:*:*:*:*:*:* Versions 0.4 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5:*:*:*:*:*:*:* Versions 0.5 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.3:*:*:*:*:*:*:* Versions 0.5.3 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.4:*:*:*:*:*:*:* Versions 0.5.4 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.5:*:*:*:*:*:*:* Versions 0.5.5 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.7:*:*:*:*:*:*:* Versions 0.5.7 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.8:*:*:*:*:*:*:* Versions 0.5.8 Vulnerable ·Systemtap
Show 19 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:systemtap:systemtap:0.5.9:*:*:*:*:*:*:*0.5.9VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.10:*:*:*:*:*:*:*0.5.10VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.12:*:*:*:*:*:*:*0.5.12VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.13:*:*:*:*:*:*:*0.5.13VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.5.14:*:*:*:*:*:*:*0.5.14VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.6:*:*:*:*:*:*:*0.6VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.6.2:*:*:*:*:*:*:*0.6.2VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.7:*:*:*:*:*:*:*0.7VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.7.2:*:*:*:*:*:*:*0.7.2VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.8:*:*:*:*:*:*:*0.8VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.9:*:*:*:*:*:*:*0.9VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.9.5:*:*:*:*:*:*:*0.9.5VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.9.7:*:*:*:*:*:*:*0.9.7VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.9.8:*:*:*:*:*:*:*0.9.8VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:0.9.9:*:*:*:*:*:*:*0.9.9VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:1.0:*:*:*:*:*:*:*1.0VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:1.1:*:*:*:*:*:*:*1.1VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:1.2:*:*:*:*:*:*:*1.2VulnerableSystemtap
cpe:2.3:a:systemtap:systemtap:1.3:*:*:*:*:*:*:*1.3VulnerableSystemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.9:*:*:*:*:*:*:* Versions 0.5.9 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.10:*:*:*:*:*:*:* Versions 0.5.10 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.12:*:*:*:*:*:*:* Versions 0.5.12 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.13:*:*:*:*:*:*:* Versions 0.5.13 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.5.14:*:*:*:*:*:*:* Versions 0.5.14 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.6:*:*:*:*:*:*:* Versions 0.6 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.6.2:*:*:*:*:*:*:* Versions 0.6.2 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.7:*:*:*:*:*:*:* Versions 0.7 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.7.2:*:*:*:*:*:*:* Versions 0.7.2 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.8:*:*:*:*:*:*:* Versions 0.8 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.9:*:*:*:*:*:*:* Versions 0.9 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.9.5:*:*:*:*:*:*:* Versions 0.9.5 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.9.7:*:*:*:*:*:*:* Versions 0.9.7 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.9.8:*:*:*:*:*:*:* Versions 0.9.8 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:0.9.9:*:*:*:*:*:*:* Versions 0.9.9 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:1.0:*:*:*:*:*:*:* Versions 1.0 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:1.1:*:*:*:*:*:*:* Versions 1.1 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:1.2:*:*:*:*:*:*:* Versions 1.2 Vulnerable ·Systemtap
  • cpe:2.3:a:systemtap:systemtap:1.3:*:*:*:*:*:*:* Versions 1.3 Vulnerable ·Systemtap

Remediation

Red Hat 2 advisories

  • RHSA-2011:0841 Released 2011-05-31 · Red Hat rating Moderate
    systemtap security update
    • Red Hat Enterprise Linux (v. 5.6.z server) systemtap-1.3-4.el5_6.1, systemtap-1.3-4.el5_6.1.i386, systemtap-1.3-4.el5_6.1.ia64 +18
  • RHSA-2011:0842 Released 2011-05-31 · Red Hat rating Moderate
    systemtap security update
    • Red Hat Enterprise Linux Server (v. 6) systemtap-1.4-6.el6_1.1, systemtap-client-1.4-6.el6_1.1, systemtap-grapher-1.4-6.el6_1.1 +5
    • Red Hat Enterprise Linux Server Optional (v. 6) systemtap-1.4-6.el6_1.1, systemtap-testsuite-1.4-6.el6_1.1

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5.6.z server)Fixed RHSA-2011:0841
Red Hat Enterprise Linux Server (v. 6)Fixed RHSA-2011:0842
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2011:0842
Not affected: 1 product
  • Red Hat Enterprise Linux 4

Timeline

  1. 2026-10-02 Threatist record created from CVE-2011-1769
  2. 2026-10-03 Alias added: GHSA-g86f-cxqj-55hx

References

Patch 2

Advisory 3

Other 1

  • TI-2009-04053 stap-server in SystemTap before 1.1 allows remote attackers to execute arbitrary commands… CVSS 2.0HIGH 10.0
  • TI-2010-03925 The staprun runtime tool in SystemTap 1.3 does not properly clear the environment before… CVSS 2.0HIGH 7.2
  • TI-2010-00391 stap-server in SystemTap 1.1 does not properly restrict the value of the -B (aka BUILD)… CVSS 2.0HIGH 7.5
  • TI-2009-00748 Race condition in the SystemTap stap tool 0.0.20080705 and 0.0.20090314 allows local… CVSS 2.0MEDIUM 6.3
  • TI-2012-00810 SystemTap 1.7, 1.6.7, and probably other versions, when unprivileged mode is enabled… CVSS 2.0MEDIUM 5.4
  • TI-2010-00390 Multiple integer signedness errors in the (1) __get_argv and (2) __get_compat_argv… CVSS 2.0MEDIUM 4.9
See all 11 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences