Skip to content
Fencer Intel
medium 4.7

CVE-2015-5283 json

The sctp_init function in net/sctp/protocol.c in the Linux kernel before 4.2.3 has an incorrect sequence of protocol-initialization steps,…

published 2015-10-19 11 y ago modified 2026-06-17 4 mo ago also EUVD-2015-5262

cvss
4.7
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 46%
public exploits
0
none known

Summary

The sctp_init function in net/sctp/protocol.c in the Linux kernel before 4.2.3 has an incorrect sequence of protocol-initialization steps, which allows local users to cause a denial of service (panic or memory corruption) by creating SCTP sockets before all of the steps have finished.

Patch / fix

  • linux Debian 14, Debian 13, Debian 12 4.2.1-2

debian advisories DEBIAN-CVE-2015-5283

  • linux Ubuntu 14.04 LTS 3.13.0-70.113
  • linux-lts-vivid Ubuntu 14.04 LTS 3.19.0-37.42~14.04.1
  • linux-lts-utopic Ubuntu 14.04 LTS 3.16.0-52.71~14.04.1

ubuntu advisories UBUNTU-CVE-2015-5283

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 3.10.0-327.el7
  • perf RHEL 7 3.10.0-327.el7
  • python-perf RHEL 7 3.10.0-327.el7
  • kernel-kdump RHEL 7 3.10.0-327.el7
  • kernel-tools RHEL 7 3.10.0-327.el7
  • kernel-tools-libs RHEL 7 3.10.0-327.el7
  • kernel-bootwrapper RHEL 7 3.10.0-327.el7
  • kernel-abi-whitelists RHEL 7 3.10.0-327.el7

red hat advisories RHSA-2015:2152RHSA-2015:2411

  • kernel-ec2 SLE Module for Public Cloud 12 3.12.51-52.31.1
  • kernel-xen SLES for SAP 12, SLES 12, SLED 12 3.12.51-52.31.1
  • kernel-syms SLES for SAP 12, SLES 12, SLED 12 3.12.51-52.31.1
  • kernel-source SLES for SAP 12, SLES 12, SLED 12 3.12.51-52.31.1
  • kernel-default SLES for SAP 12, SLES 12, SLED 12 +1 more 3.12.51-52.31.1
  • kernel-obs-build SLE Software Development Kit 12 3.12.51-52.31.1
  • kernel-source SLES for SAP 12, SLES 12, SLED 12 3.12.48-52.27.1
  • kernel-ec2 SLE Module for Public Cloud 12 3.12.48-52.27.1

suse advisories SUSE-SU-2015:2194-1SUSE-SU-2015:1727-1

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-2015-5283 updated cvss 4.7

kernel: Creating multiple sockets when SCTP module isn't loaded leads to kernel panic

  • 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
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-327.el7, kernel 3.10.0-327.el7, python-perf 3.10.0-327.el7, kernel-tools 3.10.0-327.el7, kernel-tools-libs 3.10.0-327.el7, kernel-abi-whitelists 3.10.0-327.el7, +1 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-327.el7 Red Hat Enterprise Linux ComputeNode (v. 7) perf 3.10.0-327.el7, kernel 3.10.0-327.el7, python-perf 3.10.0-327.el7, kernel-tools 3.10.0-327.el7, kernel-tools-libs 3.10.0-327.el7, kernel-abi-whitelists 3.10.0-327.el7, +1 more Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-327.el7
    fixed: vendor fix RHSA-2015:2152
  • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt 3.10.0-327.rt56.204.el7, kernel-rt-trace 3.10.0-327.rt56.204.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-327.rt56.204.el7
    fixed: vendor fix RHSA-2015:2411
  • Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-327.el7, kernel 3.10.0-327.el7, python-perf 3.10.0-327.el7, kernel-kdump 3.10.0-327.el7, kernel-tools 3.10.0-327.el7, kernel-tools-libs 3.10.0-327.el7, +6 more Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-327.el7, kernel-debuginfo-common-x86_64 3.10.0-327.el7, kernel-debuginfo-common-ppc64le 3.10.0-327.el7 Red Hat Enterprise Linux Workstation (v. 7) perf 3.10.0-327.el7, kernel 3.10.0-327.el7, python-perf 3.10.0-327.el7, kernel-tools 3.10.0-327.el7, kernel-tools-libs 3.10.0-327.el7, kernel-abi-whitelists 3.10.0-327.el7, +1 more Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-327.el7
    fixed: vendor fix RHSA-2015:2152

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

0.55% chance of exploitation in the next 30 days, higher than 46% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • github.com https://github.com/torvalds/linux/commit/8e2d61e0aed2b7c4ecb35844fe07e0b2b762dee4 referenced PoC, tagged "exploit" by a source, unverified
  • git.kernel.org http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=8e2d61e0aed2b7c4ecb35844fe07e0b2b762dee4 referenced PoC, tagged "exploit" by a source, unverified
  • patchwork.ozlabs.org http://patchwork.ozlabs.org/patch/515996/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.7 AV:L/AC:M/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
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.