CVE-2016-9104 Integer overflow in n/a

What is CVE-2016-9104?

CVE-2016-9104 is a medium-severity vulnerability in Debian Debian Linux, published on 9 Dec 2016. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Multiple integer overflows in the (1) v9fs_xattr_read and (2) v9fs_xattr_write functions in hw/9pfs/9p.c in QEMU (aka Quick Emulator) allow local guest OS administrators to cause a denial of service (QEMU process crash) via a crafted offset, which triggers an out-of-bounds access.

Weakness: CWE-190

Which versions are affected by CVE-2016-9104?

It affects 3 products.

Products include Debian Debian Linux, Opensuse Leap, Qemu Qemu.

How do I fix CVE-2016-9104?

Apply the vendor's patch.

Is CVE-2016-9104 being exploited?

There is no known exploitation of CVE-2016-9104 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 ALPINE-CVE-2016-9104, DEBIAN-CVE-2016-9104, GHSA-fgm5-gp3g-gjqx, UBUNTU-CVE-2016-9104.