CVE-2014-4027
What it is
The rd_build_device_space function in drivers/target/target_core_rd.c in the Linux kernel before 3.14 does not properly initialize a certain data structure, which allows local users to obtain sensitive information from ramdisk_mcp memory by leveraging access to a SCSI initiator.
At a glance
- Exploitability
- Can be exploited from the same network segment with a login. Limited direct impact.
- Exploit odds
- 0.7% 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: 0.7% in the next 30 days (EPSS).
- Severity: 2.3 LOW (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 0.7% · EPSS, next 30 days
- Weakness
- CWE-200 · Information exposure
- Record status
- Modified
Affected
- Linux Kernel < 3.14
- Redhat Enterprise Linux 6.0
- Canonical Ubuntu Linux 12.04
- Suse Linux Enterprise Desktop 11
- Suse Linux Enterprise High Availability Extension 11
- Suse Linux Enterprise Real Time Extension 11
- Suse Linux Enterprise Server 11
- f5 big-ip Access Policy Manager ≤ 11.6.0
Attack profile CVSS 2.0 · 2.3
- Attack vector
- Adjacent network
- Complexity
- Medium
- Authentication
- Single
- Confidentiality
- Partial
- Integrity
- None
- Availability
- None
Raw vector
AV:A/AC:M/Au:S/C:P/I:N/A:N
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-2014-4027.md and follow it. Check whether this project is affected by CVE-2014-4027. 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.openwall.com/lists/oss-security/2014/06/11/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1108744
- https://github.com/torvalds/linux/commit/4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc
- http://www.openwall.com/lists/oss-security/2014/06/11/1
- https://bugzilla.redhat.com/show_bug.cgi?id=1108744
- https://github.com/torvalds/linux/commit/4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
- http://permalink.gmane.org/gmane.linux.scsi.target.devel/6618
- http://secunia.com/advisories/59134
- http://secunia.com/advisories/59777
- http://secunia.com/advisories/60564
- http://secunia.com/advisories/61310
- http://www.openwall.com/lists/oss-security/2014/06/11/1
- http://www.ubuntu.com/usn/USN-2334-1
- http://www.ubuntu.com/usn/USN-2335-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1108744
- https://github.com/torvalds/linux/commit/4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc
- https://support.f5.com/kb/en-us/solutions/public/15000/600/sol15685.html
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=4442dc8a92b8f9ad8ee9e7f8438f4c04c03a22dc
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00007.html
- http://permalink.gmane.org/gmane.linux.scsi.target.devel/6618
- http://secunia.com/advisories/59134
- http://secunia.com/advisories/59777
- http://secunia.com/advisories/60564
- http://secunia.com/advisories/61310
- http://www.openwall.com/lists/oss-security/2014/06/11/1
- http://www.ubuntu.com/usn/USN-2334-1
- http://www.ubuntu.com/usn/USN-2335-1