What’s Vulnerable › Vulnerabilities

CVE-2017-11334

• Severity: medium (CVSS 4.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-08-02 · updated 2026-06-17
• Weakness: CWE-125

Description

The address_space_write_continue function in exec.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (out-of-bounds access and guest instance crash) by leveraging use of qemu_map_ram_ptr to access guest ram block area.

Affected products

• Debian Linux: 9.0
• QEMU: through 2.9.1

References

• http://www.debian.org/security/2017/dsa-3925
• http://www.openwall.com/lists/oss-security/2017/07/17/4
• http://www.securityfocus.com/bid/99895
• https://access.redhat.com/errata/RHSA-2017:3369
• https://access.redhat.com/errata/RHSA-2017:3466
• https://access.redhat.com/errata/RHSA-2017:3470
• https://access.redhat.com/errata/RHSA-2017:3471
• https://access.redhat.com/errata/RHSA-2017:3472
• https://access.redhat.com/errata/RHSA-2017:3473
• https://access.redhat.com/errata/RHSA-2017:3474
• https://bugzilla.redhat.com/show_bug.cgi?id=1471638
• https://lists.gnu.org/archive/html/qemu-devel/2017-07/msg03775.html

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