The futex_wait_requeue_pi function in kernel/futex.c in the Linux kernel before 3.5.1 does not ensure that calls have two different futex addresses, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a crafted FUTEX_WAIT_REQUEUE_PI command.
Published 2014-05-26 22:55:06
Updated 2023-02-13 04:38:01
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Memory CorruptionInput validationDenial of service

Products affected by CVE-2012-6647

Threat overview for CVE-2012-6647

Top countries where our scanners detected CVE-2012-6647
Top open port discovered on systems with this issue 49152
IPs affected by CVE-2012-6647 167,918
Threat actors abusing to this issue? Yes
Find out if you* are affected by CVE-2012-6647!
*Directly or indirectly through your vendors, service providers and 3rd parties. Powered by attack surface intelligence from SecurityScorecard.

Exploit prediction scoring system (EPSS) score for CVE-2012-6647

0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2012-6647

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
4.9
MEDIUM AV:L/AC:L/Au:N/C:N/I:N/A:C
3.9
6.9
NIST

CWE ids for CVE-2012-6647

  • The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2012-6647

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