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Case File

CVE-2011-1021

LOW · CVSS 3.6 EPSS 0.93% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2012-06-21 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2011-1021
Severity
LOW
CVSS
3.6
EPSS
0.93%
Linux

Original Filing — NVD Description

drivers/acpi/debugfs.c in the Linux kernel before 3.0 allows local users to modify arbitrary kernel memory locations by leveraging root privileges to write to the /sys/kernel/debug/acpi/custom_method file. NOTE: this vulnerability exists because of an incomplete fix for CVE-2010-4347.