CVE-2015-8778 Integer overflow in n/a

What is CVE-2015-8778?

CVE-2015-8778 is a critical vulnerability in Canonical Ubuntu Linux, published on 19 Apr 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Integer overflow in the GNU C Library (aka glibc or libc6) before 2.23 allows context-dependent attackers to cause a denial of service (application crash) or possibly execute arbitrary code via the size argument to the __hcreate_r function, which triggers out-of-bounds heap-memory access.

Weakness: CWE-119

Which versions are affected by CVE-2015-8778?

It affects 10 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Gnu Glibc, Opensuse Opensuse, Suse Linux Enterprise Debuginfo and 4 more.

How do I fix CVE-2015-8778?

Upgrade to a fixed version.

Is CVE-2015-8778 being exploited?

There is no known exploitation of CVE-2015-8778 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2015-8778, GHSA-4r54-pcmf-cg7r, UBUNTU-CVE-2015-8778.