Home/CVE/In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "_sctp_make_ch
CVE

CVE-2018-5803

In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "_sctp_make_ch

In the Linux Kernel before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102, an error in the "_sctp_make_chunk()" function (net/sctp/sm_make_chunk.c) when handling SCTP packets length can be exploited to cause a kernel crash.

MEDIUM · CVSS 5.5 EPSS 0.0006
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

10
linux kernel< 3.2.102
linux kernel>= 3.3 and < 4.1.51
linux kernel>= 4.3 and < 4.9.87
linux kernel>= 4.10 and < 4.14.25
linux kernel>= 4.15 and < 4.15.8
debian linuxall versions
redhat virtualization hostall versions
redhat enterprise linux desktopall versions
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.0 · PSIRT-CNA@flexerasoftware.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD12 Jun 2018 · 04:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

22
suse-csafSUSE-SU-2018:1855-2
rhsaRHSA-2018:2948Important
suse-csafSUSE-SU-2018:2637-1
rhsaRHSA-2018:3096Important
rhsaRHSA-2018:3083Important
🔗

References & Sources

21
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://cdn.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.102Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.51Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.25Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.15.8Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.121Vendor Advisory
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.87Vendor Advisory
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