CVE-2014-7145 : The SMB2_tcon function in fs/cifs/smb2pdu.c in the Linux kernel before 3.16.3 al

The SMB2_tcon function in fs/cifs/smb2pdu.c in the Linux kernel before 3.16.3 allows remote CIFS servers to cause a denial of service (NULL pointer dereference and client system crash) or possibly have unspecified other impact by deleting the IPC$ share during resolution of DFS referrals.

Published 2014-09-28 10:55:11

Updated 2023-01-17 21:43:42

Source MITRE

View at NVD, CVE.org

Vulnerability category: Memory CorruptionDenial of service

Products affected by CVE-2014-7145

Redhat » Enterprise Linux Desktop » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Server » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Workstation » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
Matching versions
Redhat » Enterprise Linux Hpc Node » Version: 7.0
cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.11 and before (<) 3.12.29
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.15 and before (<) 3.16.3
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.6 and before (<) 3.10.55
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Linux » Linux Kernel
Versions from including (>=) 3.13 and before (<) 3.14.19
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Matching versions
Canonical » Ubuntu Linux » Version: 12.04 LTS Edition
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
Matching versions

Threat overview for CVE-2014-7145

Top countries where our scanners detected CVE-2014-7145

Top open port discovered on systems with this issue 49152

IPs affected by CVE-2014-7145 3,222

Threat actors abusing to this issue? Yes

Find out if you^* are affected by CVE-2014-7145!

^*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-2014-7145

EPSS FAQ

0.76%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 81 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2014-7145

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
7.8	HIGH	AV:N/AC:L/Au:N/C:N/I:N/A:C	10.0	6.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: None Integrity Impact: None Availability Impact: Complete

CWE ids for CVE-2014-7145

CWE-399

Assigned by: nvd@nist.gov (Primary)

References for CVE-2014-7145

http://www.ubuntu.com/usn/USN-2394-1

USN-2394-1: Linux kernel (Trusty HWE) vulnerabilities | Ubuntu security notices
Third Party Advisory

CVEs referencing this url
http://www.securityfocus.com/bid/69867

Linux Kernel 'SMB2_tcon' NULL Pointer Dereference Denial of Service Vulnerability
Third Party Advisory;VDB Entry
https://github.com/torvalds/linux/commit/18f39e7be0121317550d03e267e3ebd4dbfbb3ce

[CIFS] Possible null ptr deref in SMB2_tcon · torvalds/linux@18f39e7 · GitHub
Patch;Issue Tracking
http://www.openwall.com/lists/oss-security/2014/09/22/4

oss-security - Re: CVE request: [CIFS] Possible null ptr deref in SMB2_tcon / Linux kernel
Mailing List;Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3

Release Notes;Vendor Advisory

CVEs referencing this url
http://rhn.redhat.com/errata/RHSA-2015-0102.html

RHSA-2015:0102 - Security Advisory - Red Hat Customer Portal
Third Party Advisory

CVEs referencing this url
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=18f39e7be0121317550d03e267e3ebd4dbfbb3ce

kernel/git/torvalds/linux.git - Linux kernel source tree
Patch;Issue Tracking