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CVE-2009-2407

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Date: July 31, 2009

Heap-based buffer overflow in the parse_tag_3_packet function in fs/ecryptfs/keystore.c in the eCryptfs subsystem in the Linux kernel before 2.6.30.4 allows local users to cause a denial of service (system crash) or possibly gain privileges via vectors involving a crafted eCryptfs file, related to a large encrypted key size in a Tag 3 packet.

Language: C

Severity Score

Related Resources (29)

http://secunia.com/advisories/35985
http://www.securityfocus.com/archive/1/505337/100/0/threaded
http://www.vupen.com/english/advisories/2009/3316
http://www.redhat.com/support/errata/RHSA-2009-1193.html
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11255
http://secunia.com/advisories/36131
http://secunia.com/advisories/36054
http://www.vupen.com/english/advisories/2009/2041
http://lists.opensuse.org/opensuse-security-announce/2009-09/msg00001.html
http://secunia.com/advisories/36116
http://risesecurity.org/advisories/RISE-2009003.txt
https://nvd.nist.gov/vuln/detail/CVE-2009-2407
http://www.securityfocus.com/bid/35850
http://secunia.com/advisories/37471
https://access.redhat.com/security/cve/CVE-2009-2407
http://www.ubuntu.com/usn/usn-807-1
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00223.html
http://www.debian.org/security/2009/dsa-1844
http://www.debian.org/security/2009/dsa-1845
http://www.vmware.com/security/advisories/VMSA-2009-0016.html
http://secunia.com/advisories/36045
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A8057
http://www.securityfocus.com/archive/1/507985/100/0/threaded
http://secunia.com/advisories/36051
http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.30.4
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f151cd2c54ddc7714e2f740681350476cda03a28
https://people.canonical.com/~ubuntu-security/cve/CVE-2009-2407
https://www.redhat.com/archives/fedora-package-announce/2009-August/msg00166.html
https://www.mend.io/vulnerability-database/CVE-2009-2407

Severity Score

Weakness Type (CWE)

Buffer Errors

CWE-119

Top Fix

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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): HIGH
Integrity (I): HIGH
Availability (A): HIGH

CVSS v2

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

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