CVE-2014-7145
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in. High risk of service disruption.
- Exploit odds
- 3.7% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 3.7% in the next 30 days (EPSS).
- Severity: 7.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 3.7% · EPSS, next 30 days
- Weakness
- CWE-399
- Record status
- Modified
Affected
- Redhat Enterprise Linux Desktop 7.0
- Redhat Enterprise Linux Hpc Node 7.0
- Redhat Enterprise Linux Server 7.0
- Redhat Enterprise Linux Workstation 7.0
- Linux Kernel < 3.10.55
- Linux Kernel < 3.12.29
- Linux Kernel < 3.14.19
- Linux Kernel < 3.16.3
Attack profile CVSS 2.0 · 7.8
- Attack vector
- Network
- Complexity
- Low
- Authentication
- None
- Confidentiality
- None
- Integrity
- None
- Availability
- Complete
Raw vector
AV:N/AC:L/Au:N/C:N/I:N/A:C
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2014-7145.md and follow it. Check whether this project is affected by CVE-2014-7145. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3
- https://github.com/torvalds/linux/commit/18f39e7be0121317550d03e267e3ebd4dbfbb3ce
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3
- https://github.com/torvalds/linux/commit/18f39e7be0121317550d03e267e3ebd4dbfbb3ce
References
- 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.html
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3
- http://www.openwall.com/lists/oss-security/2014/09/22/4
- http://www.securityfocus.com/bid/69867
- http://www.ubuntu.com/usn/USN-2394-1
- https://github.com/torvalds/linux/commit/18f39e7be0121317550d03e267e3ebd4dbfbb3ce
- 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.html
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.16.3
- http://www.openwall.com/lists/oss-security/2014/09/22/4
- http://www.securityfocus.com/bid/69867
- http://www.ubuntu.com/usn/USN-2394-1
- https://github.com/torvalds/linux/commit/18f39e7be0121317550d03e267e3ebd4dbfbb3ce