CVE-2017-9053 Memory corruption in n/a

Critical 9.1 Published 18 May 2017 Updated 5 Aug 2024

A heap-based buffer over-read in libdwarf allows attackers to cause denial of service or disclose sensitive memory contents via crafted DWARF data.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2017-9053?

CVE-2017-9053 is a critical memory corruption vulnerability in n/a, published on 18 May 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An issue, also known as DW201703-005, was discovered in libdwarf 2017-03-21. A heap-based buffer over-read in _dwarf_read_loc_expr_op() is due to a failure to check a pointer for being in bounds (in a few places in this function).

Weakness: CWE-125

Which versions are affected by CVE-2017-9053?

It affects 1 product.

Products include Libdwarf Project Libdwarf.

How do I fix CVE-2017-9053?

Apply the vendor's patch.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2017-9053 being exploited?

There is no known exploitation of CVE-2017-9053 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2017-9053, GHSA-m3rv-r3jp-6fhp, UBUNTU-CVE-2017-9053.