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Unrated severityNVD Advisory· Published Jun 21, 2012· Updated Jun 16, 2026

CVE-2011-1021

CVE-2011-1021

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

6
  • Linux/Kernelllm-fuzzy6 versions
    <3.0+ 5 more
    • (no CPE)range: <3.0
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=2.6.9
    • cpe:2.3:o:linux:linux_kernel:2.6.9:rc1:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:2.6.9:rc2:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:2.6.9:rc3:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:2.6.9:rc4:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

5

News mentions

0

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