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  2. CVE-2011-1781
ID CVE-2011-1781
Summary 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).
References
Vulnerable Configurations
  • cpe:2.3:a:systemtap:systemtap:1.4:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:1.4:*:*:*:*:*:*:*
CVSS
Base: 1.2 (as of 13-02-2023 - 04:30)
Impact:
Exploitability:
CWE CWE-189
CAPEC
Access
VectorComplexityAuthentication
LOCAL HIGH NONE
Impact
ConfidentialityIntegrityAvailability
NONE NONE PARTIAL
cvss-vector via4 AV:L/AC:H/Au:N/C:N/I:N/A:P
redhat via4
advisories
bugzilla
id 703972
title CVE-2011-1781 systemtap: divide by zero stack unwinding flaw
oval
OR
  • comment Red Hat Enterprise Linux must be installed
    oval oval:com.redhat.rhba:tst:20070304026
  • AND
    • comment Red Hat Enterprise Linux 6 is installed
      oval oval:com.redhat.rhba:tst:20111656003
    • OR
      • AND
        • comment systemtap is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842001
        • comment systemtap is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894017
      • AND
        • comment systemtap-client is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842003
        • comment systemtap-client is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894019
      • AND
        • comment systemtap-grapher is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842005
        • comment systemtap-grapher is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894021
      • AND
        • comment systemtap-initscript is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842007
        • comment systemtap-initscript is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894023
      • AND
        • comment systemtap-runtime is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842009
        • comment systemtap-runtime is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894025
      • AND
        • comment systemtap-sdt-devel is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842011
        • comment systemtap-sdt-devel is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894027
      • AND
        • comment systemtap-server is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842013
        • comment systemtap-server is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894029
      • AND
        • comment systemtap-testsuite is earlier than 0:1.4-6.el6_1.1
          oval oval:com.redhat.rhsa:tst:20110842015
        • comment systemtap-testsuite is signed with Red Hat redhatrelease2 key
          oval oval:com.redhat.rhsa:tst:20100894031
rhsa
id RHSA-2011:0842
released 2011-05-31
severity Moderate
title RHSA-2011:0842: systemtap security update (Moderate)
rpms
  • systemtap-0:1.4-6.el6_1.1
  • systemtap-client-0:1.4-6.el6_1.1
  • systemtap-debuginfo-0:1.4-6.el6_1.1
  • systemtap-grapher-0:1.4-6.el6_1.1
  • systemtap-initscript-0:1.4-6.el6_1.1
  • systemtap-runtime-0:1.4-6.el6_1.1
  • systemtap-sdt-devel-0:1.4-6.el6_1.1
  • systemtap-server-0:1.4-6.el6_1.1
  • systemtap-testsuite-0:1.4-6.el6_1.1
refmap via4
bid 47934
confirm
mandriva MDVSA-2011:155
mlist [oss-security] 20110520 systemtap divide-by-zero issues (CVE-2011-1769, CVE-2011-1781)
secunia 44802
Last major update 13-02-2023 - 04:30
Published 29-08-2011 - 21:55
Last modified 13-02-2023 - 04:30
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