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CVE-2014-9914

Good to know:

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Date: February 7, 2017

Race condition in the ip4_datagram_release_cb function in net/ipv4/datagram.c in the Linux kernel before 3.15.2 allows local users to gain privileges or cause a denial of service (use-after-free) by leveraging incorrect expectations about locking during multithreaded access to internal data structures for IPv4 UDP sockets.

Language: C

Severity Score

Related Resources (9)

http://www.securitytracker.com/id/1037798
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=9709674e68646cee5a24e3000b3558d25412203a
https://nvd.nist.gov/vuln/detail/CVE-2014-9914
http://source.android.com/security/bulletin/2017-02-01.html
http://www.securityfocus.com/bid/96100
https://people.canonical.com/~ubuntu-security/cve/CVE-2014-9914
https://github.com/torvalds/linux/commit/9709674e68646cee5a24e3000b3558d25412203a
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.2
https://www.mend.io/vulnerability-database/CVE-2014-9914

Severity Score

Weakness Type (CWE)

Race Conditions

CWE-362

Use After Free

CWE-416

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
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): LOW
Authentication (AU): NONE
Confidentiality (C): COMPLETE
Integrity (I): COMPLETE
Availability (A): COMPLETE
Additional information:

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