CVE-2013-0871 Race condition in n/a

Medium 6.9 Published Updated

Local attackers can exploit a race condition in ptrace to gain elevated privileges on Linux systems.

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-2013-0871?

CVE-2013-0871 is a medium-severity vulnerability in Linux kernel, published on 18 Feb 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Race condition in the ptrace functionality in the Linux kernel before 3.7.5 allows local users to gain privileges via a PTRACE_SETREGS ptrace system call in a crafted application, as demonstrated by ptrace_death.

Weakness: CWE-362

Which versions are affected by CVE-2013-0871?

It affects 1 product.

Linux distribution packages (40)
kernel Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-debug Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-debug-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-debug-devel Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo-common-i686 Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo-common-x86_64 Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-devel Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-doc Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-firmware Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel-headers Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
perf Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
perf-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
python-perf Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
python-perf-debuginfo Red Hat:enterprise_linux:6::clientAll versions0:2.6.32-358.0.1.el6
kernel Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-debug Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-debug-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-debug-devel Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo-common-x86_64 Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-devel Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-doc Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-firmware Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel-headers Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
perf Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
perf-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
python-perf Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
python-perf-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions0:2.6.32-358.0.1.el6
kernel Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-bootwrapper Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debug Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debug-debuginfo Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debug-devel Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo-common-i686 Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo-common-ppc64 Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo-common-s390x Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-debuginfo-common-x86_64 Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6
kernel-devel Red Hat:enterprise_linux:6::serverAll versions0:2.6.32-358.0.1.el6

Products include Linux kernel.

How do I fix CVE-2013-0871?

Upgrade to a fixed version.

Is CVE-2013-0871 being exploited?

There is no known exploitation of CVE-2013-0871 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as DEBIAN-CVE-2013-0871, GHSA-qhf8-3c9f-cgwj, RHSA-2013:0567, RHSA-2013:0661, RHSA-2013:0662, RHSA-2013:0695.

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