CVE Tools

CVE-2011-1781

Published: Aug 29, 2011Updated: Apr 29, 2026 Sources: CVE List NVDCWE-189

No Known Exploits

No Fix Available

Description

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).

CVSS Vector Breakdown

Exploitability

AV:LAccess Vector

Local

AC:HAccess Complexity

High

Au:NAuthentication

None

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:PAvailability

Partial

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Weaknesses

Affected Products

systemtap systemtap

On-prem

Operating Systems / linux-distro

systemtaposs-projectOperating Systems

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

References

http://secunia.com/advisories/44802

https://bugzilla.redhat.com/show_bug.cgi?id=702687

bugzilla.redhat.com

http://sourceware.org/git/?p=systemtap.git%3Ba=commit%3Bh=fa2e3415185a28542d419a641ecd6cddd52e3cd9

and 4 more references View all →

Timeline

Published

Aug 29, 2011

Last Updated

Apr 29, 2026

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