What’s Vulnerable › Vulnerabilities

CVE-2016-8668

• Severity: medium (CVSS 6.0 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2016-11-04 · updated 2026-06-17
• Weakness: CWE-120

Description

The rocker_io_writel function in hw/net/rocker/rocker.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging failure to limit DMA buffer size.

Affected products

• openSUSE Leap: 42.2
• QEMU: through 2.7.1

References

• http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
• http://www.openwall.com/lists/oss-security/2016/10/14/8
• http://www.openwall.com/lists/oss-security/2016/10/15/9
• http://www.securityfocus.com/bid/93566
• https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02501.html
• https://security.gentoo.org/glsa/201611-11
• http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.html
• http://www.openwall.com/lists/oss-security/2016/10/14/8
• http://www.openwall.com/lists/oss-security/2016/10/15/9
• http://www.securityfocus.com/bid/93566
• https://lists.gnu.org/archive/html/qemu-devel/2016-10/msg02501.html
• https://security.gentoo.org/glsa/201611-11

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