CVE-2015-8985 Denial of service in n/a

Medium 5.9 Published Updated

Attackers can cause application crashes via extended regular expression processing in the GNU C Library, affecting system stability.

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

What is CVE-2015-8985?

CVE-2015-8985 is a medium-severity denial of service vulnerability in Gnu Glibc, published on 20 Mar 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The pop_fail_stack function in the GNU C Library (aka glibc or libc6) allows context-dependent attackers to cause a denial of service (assertion failure and application crash) via vectors related to extended regular expression processing.

Weakness: CWE-19

Which versions are affected by CVE-2015-8985?

It affects 1 product.

Linux distribution packages (7)
glibc SUSE:Linux Enterprise Server 12 SP4-LTSSAll versions2.22-114.22.1
glibc SUSE:Linux Enterprise Server 12 SP5All versions2.22-114.22.1
glibc SUSE:Linux Enterprise Server for SAP Applications 12 SP4All versions2.22-114.22.1
glibc SUSE:Linux Enterprise Server for SAP Applications 12 SP5All versions2.22-114.22.1
glibc SUSE:Linux Enterprise Software Development Kit 12 SP5All versions2.22-114.22.1
glibc SUSE:OpenStack Cloud 9All versions2.22-114.22.1
glibc SUSE:OpenStack Cloud Crowbar 9All versions2.22-114.22.1

Products include Gnu Glibc.

How do I fix CVE-2015-8985?

Apply the vendor's patch.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2015-8985 being exploited?

There is no known exploitation of CVE-2015-8985 in the wild and no public exploit code.

All Gnu Glibc vulnerabilities

Sources

Also known as AZL-44559, AZL-45306, DEBIAN-CVE-2015-8985, GHSA-chf9-h36m-6388, SUSE-SU-2022:3942-1, SUSE-SU-2022:3942-2 and 1 more.

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