CVE-2016-0749 Memory corruption in n/a

What is CVE-2016-0749?

CVE-2016-0749 is a critical memory corruption vulnerability in Debian Debian Linux, published on 9 Jun 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The smartcard interaction in SPICE allows remote attackers to cause a denial of service (QEMU-KVM process crash) or possibly execute arbitrary code via vectors related to connecting to a guest VM, which triggers a heap-based buffer overflow.

Weakness: CWE-119

Which versions are affected by CVE-2016-0749?

It affects 11 products.

Products include Debian Debian Linux, Opensuse Leap, Opensuse Opensuse, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Hpc Node Eus and 5 more.

How do I fix CVE-2016-0749?

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-2016-0749 being exploited?

There is no known exploitation of CVE-2016-0749 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

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

Also known as DEBIAN-CVE-2016-0749, GHSA-jvcp-p6pm-47gg, UBUNTU-CVE-2016-0749.