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4.7

AMD 16h/00h/0Fh processors can freeze system

CVE-2013-6885 · published 12 years ago
Summary

AMD processors with model numbers 16h, 00h and 0Fh have a firmware flaw that can cause the computer to stop responding when a specially crafted program runs. This problem can be triggered by someone with access to run programs on the machine, leading to a system hang. Apply the latest processor firmware updates from AMD to fix the issue.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
amd 16h_model_processor_firmware All versions
cpe:2.3:o:amd:16h_model_processor_firmware:-:*:*:*:*:*:*:*
amd 16h_model_00h_processor All versions
cpe:2.3:h:amd:16h_model_00h_processor:-:*:*:*:*:*:*:*
amd 16h_model_0fh_processor All versions
cpe:2.3:h:amd:16h_model_0fh_processor:-:*:*:*:*:*:*:*
Original advisory text
The microcode on AMD 16h 00h through 0Fh processors does not properly handle the interaction between locked instructions and write-combined memory types, which allows local users to cause a denial ...
The microcode on AMD 16h 00h through 0Fh processors does not properly handle the interaction between locked instructions and write-combined memory types, which allows local users to cause a denial of service (system hang) via a crafted application, aka the errata 793 issue.
References
Fix within
Internet-facing 60 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker partial control (estimated)
Severity
4.7 Medium
Exploitation
<1% chance of attack within 30 days
Type
CWE-399Resource Management Errors
Timeline
Published29 Nov 2013
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2013-6885 · NVD
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