CVE-2012-0875 Information disclosure in n/a

Medium 5.4 Published Updated

Local attackers can read kernel memory or crash the system via crafted DWARF data when SystemTap unprivileged mode is enabled.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2012-0875?

CVE-2012-0875 is a medium-severity vulnerability in n/a, published on 4 Feb 2014. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

SystemTap 1.7, 1.6.7, and probably other versions, when unprivileged mode is enabled, allows local users to obtain sensitive information from kernel memory or cause a denial of service (kernel panic and crash) via vectors related to crafted DWARF data, which triggers a read of an invalid pointer.

Weakness: CWE-264

Which versions are affected by CVE-2012-0875?

It affects 1 product.

Linux distribution packages (40)
systemtap Red Hat:enterprise_linux:5::clientAll versions0:1.6-7.el5_8
systemtap-debuginfo Red Hat:enterprise_linux:5::clientAll versions0:1.6-7.el5_8
systemtap-initscript Red Hat:enterprise_linux:5::clientAll versions0:1.6-7.el5_8
systemtap-runtime Red Hat:enterprise_linux:5::clientAll versions0:1.6-7.el5_8
systemtap-sdt-devel Red Hat:enterprise_linux:5::clientAll versions0:1.6-7.el5_8
systemtap-server Red Hat:enterprise_linux:5::clientAll versions0:1.6-7.el5_8
systemtap-testsuite Red Hat:enterprise_linux:5::clientAll versions0:1.6-7.el5_8
systemtap Red Hat:enterprise_linux:5::serverAll versions0:1.6-7.el5_8
systemtap-debuginfo Red Hat:enterprise_linux:5::serverAll versions0:1.6-7.el5_8
systemtap-initscript Red Hat:enterprise_linux:5::serverAll versions0:1.6-7.el5_8
systemtap-runtime Red Hat:enterprise_linux:5::serverAll versions0:1.6-7.el5_8
systemtap-sdt-devel Red Hat:enterprise_linux:5::serverAll versions0:1.6-7.el5_8
systemtap-server Red Hat:enterprise_linux:5::serverAll versions0:1.6-7.el5_8
systemtap-testsuite Red Hat:enterprise_linux:5::serverAll versions0:1.6-7.el5_8
systemtap Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap-grapher Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap-initscript Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap-runtime Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap-sdt-devel Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap-server Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap-testsuite Red Hat:enterprise_linux:6::clientAll versions0:1.6-5.el6_2
systemtap Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap-grapher Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap-initscript Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap-runtime Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap-sdt-devel Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap-server Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap-testsuite Red Hat:enterprise_linux:6::computenodeAll versions0:1.6-5.el6_2
systemtap Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap-debuginfo Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap-grapher Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap-initscript Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap-runtime Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap-sdt-devel Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap-server Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap-testsuite Red Hat:enterprise_linux:6::serverAll versions0:1.6-5.el6_2
systemtap Red Hat:enterprise_linux:6::workstationAll versions0:1.6-5.el6_2
systemtap-debuginfo Red Hat:enterprise_linux:6::workstationAll versions0:1.6-5.el6_2

Products include Systemtap Systemtap.

How do I fix CVE-2012-0875?

Apply the vendor's patch.

Is CVE-2012-0875 being exploited?

There is no known exploitation of CVE-2012-0875 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2012-0875, GHSA-9fw7-96wr-h79h, RHSA-2012:0376.

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