CVE-2014-7145
HIGH severity · CVSS 7.8 · CWE-399
7.8CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges required—
User interaction—
Confidentiality impactNone
Integrity impactNone
Availability impact—
Exploit probability (EPSS)4%
AV:N/AC:L/Au:N/C:N/I:N/A:C
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/torvalds/linux/commit/18f39e7be0121317550d03e267e3ebd4dbfbb3ce ↗
Additional information
- NVD record
- https://github.com/torvalds/linux/commit/18f39e7be0121317550d03e267e3ebd4dbfbb3cePatch
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=18f39e7be0121317550d03e267e3ebd4dbfbb3ce
- http://rhn.redhat.com/errata/RHSA-2015-0102.htmlAdvisory
- http://www.openwall.com/lists/oss-security/2014/09/22/4Advisory
- http://www.securityfocus.com/bid/69867Advisory
- http://www.ubuntu.com/usn/USN-2394-1Advisory