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CVE-2012-2133

Date: July 3, 2012

Use-after-free vulnerability in the Linux kernel before 3.3.6, when huge pages are enabled, allows local users to cause a denial of service (system crash) or possibly gain privileges by interacting with a hugetlbfs filesystem, as demonstrated by a umount operation that triggers improper handling of quota data.

Language: C

Severity Score

Related Resources (13)

https://people.canonical.com/~ubuntu-security/cve/CVE-2012-2133
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=90481622d75715bfcb68501280a917dbfe516029
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.6
https://bugzilla.redhat.com/show_bug.cgi?id=817430
https://exchange.xforce.ibmcloud.com/vulnerabilities/75168
https://access.redhat.com/security/cve/CVE-2012-2133
https://nvd.nist.gov/vuln/detail/CVE-2012-2133
https://github.com/torvalds/linux/commit/90481622d75715bfcb68501280a917dbfe516029
http://www.openwall.com/lists/oss-security/2012/04/24/12
http://www.securityfocus.com/bid/53233
http://lists.opensuse.org/opensuse-security-announce/2012-05/msg00013.html
http://www.debian.org/security/2012/dsa-2469
https://www.mend.io/vulnerability-database/CVE-2012-2133

Severity Score

Weakness Type (CWE)

Resource Management Errors

CWE-399

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): HIGH
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): HIGH
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): COMPLETE
Additional information:

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