Skip to content
Fencer Intel
low 2.3

CVE-2014-4027 json

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 certai…

published 12y ago modified 4mo ago also EUVD-2014-3959

cvss
2.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.7%
EPSS 0.7% chance of exploitation in 30 days, percentile 51%
public exploits
0
none known

Summary

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.

Patch / fix

  • linux linux_kernel 3.14
  • linux Debian 14, Debian 13, Debian 12 3.14.2-1

debian advisories DEBIAN-CVE-2014-4027

  • linux Ubuntu 14.04 LTS 3.13.0-35.62

ubuntu advisories UBUNTU-CVE-2014-4027

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel RHEL 7 3.10.0-123.13.1.el7
  • perf RHEL 7 3.10.0-123.13.1.el7
  • python-perf RHEL 7 3.10.0-123.13.1.el7
  • kernel-kdump RHEL 7 3.10.0-123.13.1.el7
  • kernel-tools RHEL 7 3.10.0-123.13.1.el7
  • kernel-tools-libs RHEL 7 3.10.0-123.13.1.el7
  • kernel-bootwrapper RHEL 7 3.10.0-123.13.1.el7
  • kernel-abi-whitelists RHEL 7 3.10.0-123.13.1.el7

red hat advisories RHSA-2014:1971RHSA-2014:0913

Is CVE-2014-4027 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-4027 updated cvss 2.3

Kernel: target/rd: imformation leakage

  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more
    affected: no fix available
  • Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-123.13.1.el7, kernel 3.10.0-123.13.1.el7, kernel-tools 3.10.0-123.13.1.el7, kernel-tools-libs 3.10.0-123.13.1.el7, kernel-abi-whitelists 3.10.0-123.13.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.13.1.el7 Red Hat Enterprise Linux Client Optional (v. 7) python-perf 3.10.0-123.13.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.13.1.el7 Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-123.13.1.el7, kernel 3.10.0-123.13.1.el7, kernel-tools 3.10.0-123.13.1.el7, kernel-tools-libs 3.10.0-123.13.1.el7, kernel-abi-whitelists 3.10.0-123.13.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.13.1.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) python-perf 3.10.0-123.13.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.13.1.el7 Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-123.13.1.el7, kernel 3.10.0-123.13.1.el7, kernel-kdump 3.10.0-123.13.1.el7, kernel-tools 3.10.0-123.13.1.el7, kernel-tools-libs 3.10.0-123.13.1.el7, kernel-bootwrapper 3.10.0-123.13.1.el7, +4 more Red Hat Enterprise Linux Server Optional (v. 7) python-perf 3.10.0-123.13.1.el7, kernel-debuginfo-common-ppc64 3.10.0-123.13.1.el7, kernel-debuginfo-common-s390x 3.10.0-123.13.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.13.1.el7
    +2 more products
    Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-123.13.1.el7, kernel 3.10.0-123.13.1.el7, kernel-tools 3.10.0-123.13.1.el7, kernel-tools-libs 3.10.0-123.13.1.el7, kernel-abi-whitelists 3.10.0-123.13.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.13.1.el7 Red Hat Enterprise Linux Workstation Optional (v. 7) python-perf 3.10.0-123.13.1.el7, kernel-debuginfo-common-x86_64 3.10.0-123.13.1.el7
    fixed: vendor fix RHSA-2014:1971
  • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt 3.10.33-rt32.43.el6rt, kernel-rt-trace 3.10.33-rt32.43.el6rt, kernel-rt-vanilla 3.10.33-rt32.43.el6rt, kernel-rt-firmware 3.10.33-rt32.43.el6rt, kernel-rt-debuginfo-common-x86_64 3.10.33-rt32.43.el6rt
    fixed: vendor fix RHSA-2014:0913
  • Red Hat Enterprise Linux 5 kernel
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.65% chance of exploitation in the next 30 days, higher than 51% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 2.3 AV:A/AC:M/Au:S/C:P/I:N/A:N

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.