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CVE-2011-1781

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Date: August 29, 2011

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).

Language: C++

Severity Score

Related Resources (11)

http://openwall.com/lists/oss-security/2011/05/20/2
https://nvd.nist.gov/vuln/detail/CVE-2011-1781
https://security-tracker.debian.org/tracker/CVE-2011-1781
http://www.mandriva.com/security/advisories?name=MDVSA-2011:155
http://secunia.com/advisories/44802
https://bugzilla.redhat.com/show_bug.cgi?id=702687
https://access.redhat.com/security/cve/CVE-2011-1781
http://www.securityfocus.com/bid/47934
http://sourceware.org/git/?p=systemtap.git%3Ba=commit%3Bh=fa2e3415185a28542d419a641ecd6cddd52e3cd9
https://rhn.redhat.com/errata/RHSA-2011-0842.html
https://www.mend.io/vulnerability-database/CVE-2011-1781

Severity Score

Weakness Type (CWE)

Numeric Errors

CWE-189

Top Fix

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CVSS v3

Base Score:
Attack Vector (AV):
Attack Complexity (AC):
Privileges Required (PR):
User Interaction (UI):
Scope (S):
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): PARTIAL

CVSS v2

Base Score:
Access Vector (AV):
Access Complexity (AC):
Authentication (AU):
Confidentiality (C): LOW
Integrity (I): LOW
Availability (A): LOW
Additional information:

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