CVE-2015-8947 Memory corruption in n/a

High 7.6 Published 19 Jul 2016 Updated 6 Aug 2024

Remote attackers can cause a denial of service via buffer over-read in HarfBuzz using crafted data, affecting applications using the library.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2015-8947?

CVE-2015-8947 is a high-severity memory corruption vulnerability in n/a, published on 19 Jul 2016. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

hb-ot-layout-gpos-table.hh in HarfBuzz before 1.0.5 allows remote attackers to cause a denial of service (buffer over-read) or possibly have unspecified other impact via crafted data, a different vulnerability than CVE-2016-2052.

Weakness: CWE-119

Which versions are affected by CVE-2015-8947?

It affects 1 product.

Products include Harfbuzz Project Harfbuzz.

How do I fix CVE-2015-8947?

Upgrade to a fixed version.

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

Is CVE-2015-8947 being exploited?

There is no known exploitation of CVE-2015-8947 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2015-8947, DLA-2040-1, GHSA-8w8v-wf57-7pwq, UBUNTU-CVE-2015-8947.