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Mend.io Vulnerability Database

CVE-2009-0746

Date: February 27, 2009

The make_indexed_dir function in fs/ext4/namei.c in the Linux kernel 2.6.27 before 2.6.27.19 and 2.6.28 before 2.6.28.7 does not validate a certain rec_len field, which allows local users to cause a denial of service (OOPS) by attempting to mount a crafted ext4 filesystem.

Language: C

Severity Score

6.2

Related Resources (22)

Url: http://osvdb.org/52202

Url: http://www.vupen.com/english/advisories/2009/3316

Url: http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.27.19

Url: https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10342

Url: http://secunia.com/advisories/34394

Url: http://www.vmware.com/security/advisories/VMSA-2009-0016.html

Url: http://www.debian.org/security/2009/dsa-1749

Url: http://secunia.com/advisories/36562

Url: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e6b8bc09ba2075cd91fbffefcd2778b1a00bd76f

Url: http://www.securityfocus.com/archive/1/507985/100/0/threaded

Url: https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8039

Url: http://www.vupen.com/english/advisories/2009/0509

Url: https://nvd.nist.gov/vuln/detail/CVE-2009-0746

Url: http://secunia.com/advisories/37471

Url: http://rhn.redhat.com/errata/RHSA-2009-1243.html

Url: https://exchange.xforce.ibmcloud.com/vulnerabilities/48872

Url: http://www.ubuntu.com/usn/usn-751-1

Url: https://access.redhat.com/security/cve/CVE-2009-0746

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2009-0746

Url: http://bugzilla.kernel.org/show_bug.cgi?id=12430

Url: http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.28.7

Url: https://www.mend.io/vulnerability-database/CVE-2009-0746

Severity Score

6.2

Weakness Type (CWE)

Input Validation

CWE-20

CVSS v3.1

Base Score:	6.2
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	4.9
Access Vector (AV):	LOCAL
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	COMPLETE
Additional information:

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CVE-2009-0746

Date: February 27, 2009

Language: C

Severity Score

Related Resources (22)

Severity Score

Weakness Type (CWE)

CVSS v3.1

CVSS v2

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