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Fencer Intel
medium 6.9

CVE-2014-0038 json

The compat_sys_recvmmsg function in net/compat.c in the Linux kernel before 3.13.2, when CONFIG_X86_X32 is enabled, allows local users to g…

published 12y ago modified 4mo ago also EUVD-2014-0135

cvss
6.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
35.5%
EPSS 35.5% chance of exploitation in 30 days, percentile 98%
public exploits
5
Metasploit and Exploit-DB

Summary

The compat_sys_recvmmsg function in net/compat.c in the Linux kernel before 3.13.2, when CONFIG_X86_X32 is enabled, allows local users to gain privileges via a recvmmsg system call with a crafted timeout pointer parameter.

Patch / fix

  • linux linux_kernel 3.4.79, 3.10.29, 3.12.10, 3.13.2
  • linux Debian 14, Debian 13, Debian 12 3.13.4-1

debian advisories DEBIAN-CVE-2014-0038

  • kernel-ec2 SLE Module for Public Cloud 12 3.12.61-52.106.1
  • kernel-ec2 SLE Module for Public Cloud 12 3.12.74-60.64.66.1
  • kernel-xen SLES for SAP 12 SP1, SLES 12 SP1-LTSS, OpenStack Cloud 6 3.12.74-60.64.66.1
  • kernel-syms SLES for SAP 12 SP1, SLES 12 SP1-LTSS, OpenStack Cloud 6 3.12.74-60.64.66.1
  • kernel-source SLES for SAP 12 SP1, SLES 12 SP1-LTSS, OpenStack Cloud 6 3.12.74-60.64.66.1
  • kernel-default SLES for SAP 12 SP1, SLES 12 SP1-LTSS, OpenStack Cloud 6 3.12.74-60.64.66.1
  • kgraft-patch-SLE12-SP1_Update_23 SLES for SAP 12 SP1, SLES 12 SP1-LTSS, OpenStack Cloud 6 1-2.1
  • kernel-xen SLES 12-LTSS 3.12.61-52.106.1

suse advisories SUSE-SU-2017:3249-1SUSE-SU-2017:3210-1

  • kernel-source openSUSE Tumbleweed 4.8.13-1.1

opensuse advisories openSUSE-SU-2024:10128-1

Is CVE-2014-0038 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-2014-0038 updated cvss 6.9

Kernel: 3.4+ arbitrary write with CONFIG_X86_X32

  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    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

Timeline

  1. First public exploit (EDB-31305)
  2. Published

Exploit prediction

35.45% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • Metasploit exploit/linux/local/recvmmsg_priv_esc Linux Kernel recvmmsg Privilege Escalation metasploit exploit, good rank, 2014-02-02
  • EDB-40503 Linux Kernel 3.13.1 - 'Recvmmsg' Local Privilege Escalation (Metasploit) local, 2016-10-11
  • EDB-31347 Linux Kernel 3.4 < 3.13.2 (Ubuntu 13.04/13.10 x64) - 'CONFIG_X86_X32=y' Local Privilege Escalation (3) local, 2014-02-02
  • EDB-31346 Linux Kernel 3.4 < 3.13.2 (Ubuntu 13.10) - 'CONFIG_X86_X32' Arbitrary Write (2) local, 2014-02-02
  • EDB-31305 Linux Kernel 3.4 < 3.13.2 - recvmmsg x32 compat (PoC) dos, 2014-01-31
  • github.com https://github.com/torvalds/linux/commit/2def2ef2ae5f3990aabdbe8a755911902707d268 referenced PoC, tagged "exploit" by a source, unverified
  • pastebin.com http://pastebin.com/raw.php?i=DH3Lbg54 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 6.9 AV:L/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation
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.