CVE-2014-3534 Privilege escalation in n/a

High 7.2 Published Updated

Local attackers can gain kernel privileges and read/write kernel memory via crafted ptrace calls on s390 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-2014-3534?

CVE-2014-3534 is a high-severity vulnerability in Debian Debian Linux, published on 1 Aug 2014. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

arch/s390/kernel/ptrace.c in the Linux kernel before 3.15.8 on the s390 platform does not properly restrict address-space control operations in PTRACE_POKEUSR_AREA requests, which allows local users to obtain read and write access to kernel memory locations, and consequently gain privileges, via a crafted application that makes a ptrace system call.

Weakness: CWE-269

Which versions are affected by CVE-2014-3534?

It affects 2 products.

Products include Debian Debian Linux, Linux kernel.

How do I fix CVE-2014-3534?

Apply the vendor's patch.

Is CVE-2014-3534 being exploited?

There is no known exploitation of CVE-2014-3534 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DEBIAN-CVE-2014-3534, GHSA-w2mc-q8r3-wc3h.

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