CVE-2016-2342 Memory corruption in n/a

High 8.1 Published Updated

Remote attackers can execute arbitrary code or cause denial of service via crafted packets in Quagga's bgpd when VPNv4 configuration is enabled.

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

What is CVE-2016-2342?

CVE-2016-2342 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 17 Mar 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The bgp_nlri_parse_vpnv4 function in bgp_mplsvpn.c in the VPNv4 NLRI parser in bgpd in Quagga before 1.0.20160309, when a certain VPNv4 configuration is used, relies on a Labeled-VPN SAFI routes-data length field during a data copy, which allows remote attackers to execute arbitrary code or cause a denial of service (stack-based buffer overflow) via a crafted packet.

Weakness: CWE-119

Which versions are affected by CVE-2016-2342?

It affects 2 products.

Linux distribution packages (9)
quagga SUSE:Linux Enterprise Server 11 SP4All versions0.99.15-0.16.1
quagga SUSE:Linux Enterprise Server 12All versions0.99.22.1-5.1
quagga SUSE:Linux Enterprise Server 12 SP1All versions0.99.22.1-5.1
quagga SUSE:Linux Enterprise Server for SAP Applications 11 SP4All versions0.99.15-0.16.1
quagga SUSE:Linux Enterprise Server for SAP Applications 12All versions0.99.22.1-5.1
quagga SUSE:Linux Enterprise Server for SAP Applications 12 SP1All versions0.99.22.1-5.1
quagga SUSE:Linux Enterprise Software Development Kit 11 SP4All versions0.99.15-0.16.1
quagga SUSE:Linux Enterprise Software Development Kit 12All versions0.99.22.1-5.1
quagga SUSE:Linux Enterprise Software Development Kit 12 SP1All versions0.99.22.1-5.1

Products include Debian Debian Linux, Quagga Quagga.

How do I fix CVE-2016-2342?

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-2016-2342 being exploited?

There is no known exploitation of CVE-2016-2342 in the wild and no public exploit code.

All Debian Debian Linux vulnerabilities

Sources

Also known as DSA-3532-1, GHSA-jm86-8c92-649g, MGASA-2016-0126, SUSE-SU-2016:0936-1, SUSE-SU-2016:0946-1, UBUNTU-CVE-2016-2342.

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