What is CVE-2011-1021?

CVE-2011-1021 is a vulnerability in Linux Kernel, classified under CWE-264. Published 2012-06-21.

Is CVE-2011-1021 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Linux Kernel

CVE-2011-1021

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.

EPSS: 0.009 (56.9th percentile) — read the EPSS interpretation.

Affected products

Linux Linux_kernel — versions 2.6.9
N/a — versions n/a

Weakness classification (CWE)

CWE-264

Public proof-of-concept exploits

References

secalert@redhat.com (mailing-list, x_refsource_MLIST)
secalert@redhat.com (x_refsource_CONFIRM, Exploit, Patch)
secalert@redhat.com (x_refsource_CONFIRM)
secalert@redhat.com (x_refsource_CONFIRM)
secalert@redhat.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2011-1021?: CVE-2011-1021 is a vulnerability in Linux Kernel, classified under CWE-264. Published 2012-06-21.
Is CVE-2011-1021 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.