ID CVE-2011-1769
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.
References
Vulnerable Configurations
  • cpe:2.3:a:systemtap:systemtap:0.2.2:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.2.2:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.3:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.3:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.4:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.4:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.3:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.3:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.4:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.4:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.5:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.5:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.7:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.7:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.8:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.8:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.9:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.9:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.10:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.10:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.12:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.12:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.13:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.13:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.5.14:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.5.14:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.6:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.6:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.6.2:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.6.2:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.7:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.7:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.7.2:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.7.2:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.8:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.8:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.9:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.9:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.9.5:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.9.5:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.9.7:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.9.7:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.9.8:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.9.8:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:0.9.9:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:0.9.9:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:1.0:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:1.0:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:1.1:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:1.1:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:1.2:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:1.2:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:1.3:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:1.3:*:*:*:*:*:*:*
  • cpe:2.3:a:systemtap:systemtap:1.4:*:*:*:*:*:*:*
    cpe:2.3:a:systemtap:systemtap:1.4:*:*:*:*:*:*:*
CVSS
Base: 1.2 (as of 27-10-2011 - 03:25)
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 702687
    title CVE-2011-1769 systemtap: does not guard against DWARF operations div-by-zero errors, which can cause a kernel panic
    oval
    AND
    • comment Red Hat Enterprise Linux 5 is installed
      oval oval:com.redhat.rhba:tst:20070331001
    • OR
      • AND
        • comment systemtap is earlier than 0:1.3-4.el5_6.1
          oval oval:com.redhat.rhsa:tst:20110841002
        • comment systemtap is signed with Red Hat redhatrelease key
          oval oval:com.redhat.rhsa:tst:20090373010
      • AND
        • comment systemtap-client is earlier than 0:1.3-4.el5_6.1
          oval oval:com.redhat.rhsa:tst:20110841012
        • comment systemtap-client is signed with Red Hat redhatrelease key
          oval oval:com.redhat.rhsa:tst:20090373012
      • AND
        • comment systemtap-initscript is earlier than 0:1.3-4.el5_6.1
          oval oval:com.redhat.rhsa:tst:20110841004
        • comment systemtap-initscript is signed with Red Hat redhatrelease key
          oval oval:com.redhat.rhsa:tst:20100124011
      • AND
        • comment systemtap-runtime is earlier than 0:1.3-4.el5_6.1
          oval oval:com.redhat.rhsa:tst:20110841006
        • comment systemtap-runtime is signed with Red Hat redhatrelease key
          oval oval:com.redhat.rhsa:tst:20090373014
      • AND
        • comment systemtap-sdt-devel is earlier than 0:1.3-4.el5_6.1
          oval oval:com.redhat.rhsa:tst:20110841008
        • comment systemtap-sdt-devel is signed with Red Hat redhatrelease key
          oval oval:com.redhat.rhsa:tst:20100124015
      • AND
        • comment systemtap-server is earlier than 0:1.3-4.el5_6.1
          oval oval:com.redhat.rhsa:tst:20110841014
        • comment systemtap-server is signed with Red Hat redhatrelease key
          oval oval:com.redhat.rhsa:tst:20090373018
      • AND
        • comment systemtap-testsuite is earlier than 0:1.3-4.el5_6.1
          oval oval:com.redhat.rhsa:tst:20110841010
        • comment systemtap-testsuite is signed with Red Hat redhatrelease key
          oval oval:com.redhat.rhsa:tst:20090373016
    rhsa
    id RHSA-2011:0841
    released 2011-05-31
    severity Moderate
    title RHSA-2011:0841: systemtap security update (Moderate)
  • rhsa
    id RHSA-2011:0842
rpms
  • systemtap-0:1.3-4.el5_6.1
  • systemtap-client-0:1.3-4.el5_6.1
  • systemtap-initscript-0:1.3-4.el5_6.1
  • systemtap-runtime-0:1.3-4.el5_6.1
  • systemtap-sdt-devel-0:1.3-4.el5_6.1
  • systemtap-server-0:1.3-4.el5_6.1
  • systemtap-testsuite-0:1.3-4.el5_6.1
  • systemtap-0:1.4-6.el6_1.1
  • systemtap-client-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-2011:154
  • MDVSA-2011:155
mlist [oss-security] 20110520 systemtap divide-by-zero issues (CVE-2011-1769, CVE-2011-1781)
secunia 44802
Last major update 27-10-2011 - 03:25
Published 29-08-2011 - 21:55
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