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Fencer Intel
medium 4.9

CVE-2015-6937 json

The __rds_conn_create function in net/rds/connection.c in the Linux kernel through 4.2.3 allows local users to cause a denial of service (N…

published 2015-10-19 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-6871

cvss
4.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 44%
public exploits
0
none known

Summary

The __rds_conn_create function in net/rds/connection.c in the Linux kernel through 4.2.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by using a socket that was not properly bound.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 4.2.1-1

debian advisories DEBIAN-CVE-2015-6937

  • linux Ubuntu 14.04 LTS 3.13.0-66.108
  • linux-lts-vivid Ubuntu 14.04 LTS 3.19.0-31.36~14.04.1
  • linux-lts-utopic Ubuntu 14.04 LTS 3.16.0-51.69~14.04.1

ubuntu advisories UBUNTU-CVE-2015-6937

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-rt SLE Real Time 11 SP3 3.0.101.rt130-0.33.44.2
  • kernel-syms-rt SLE Real Time 11 SP3 3.0.101.rt130-0.33.44.1
  • kernel-rt_trace SLE Real Time 11 SP3 3.0.101.rt130-0.33.44.2
  • kernel-source-rt SLE Real Time 11 SP3 3.0.101.rt130-0.33.44.2
  • kernel-rt SLE Real Time 11 SP4 3.0.101.rt130-48.1
  • kernel-syms-rt SLE Real Time 11 SP4 3.0.101.rt130-48.1
  • kernel-rt_trace SLE Real Time 11 SP4 3.0.101.rt130-48.1
  • kernel-source-rt SLE Real Time 11 SP4 3.0.101.rt130-48.1

suse advisories SUSE-SU-2016:2074-1SUSE-SU-2016:0434-1SUSE-SU-2016:0384-1SUSE-SU-2016:0387-1SUSE-SU-2016:0386-1SUSE-SU-2016:0380-1

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-2015-6937 updated cvss 4.9

kernel: net: rds: NULL pointer dereference in net/rds/connection.c

  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 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

Exploit prediction

0.52% chance of exploitation in the next 30 days, higher than 44% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

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.