Improper input validation in Linux Kernel
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_chunk()" function (net/sctp/sm_make_chunk.c) when handling SCTP packets length can be exploited to cause a kernel crash.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.005 (42.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- Linux Foundation Kernel — versions Before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102.
- Debian Debian_linux — versions 7.0, 8.0, 9.0
- Redhat Enterprise_linux_desktop — versions 7.0
- Redhat Enterprise_linux_server — versions 7.0
- Redhat Enterprise_linux_workstation — versions 7.0
- Redhat Virtualization_host — versions 4.0
Weakness classification (CWE)
References
- PSIRT-CNA@flexerasoftware.com (x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- PSIRT-CNA@flexerasoftware.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- PSIRT-CNA@flexerasoftware.com (x_refsource_CONFIRM, Vendor Advisory)
- PSIRT-CNA@flexerasoftware.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- PSIRT-CNA@flexerasoftware.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- PSIRT-CNA@flexerasoftware.com (x_refsource_CONFIRM, Vendor Advisory)
- PSIRT-CNA@flexerasoftware.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- PSIRT-CNA@flexerasoftware.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- PSIRT-CNA@flexerasoftware.com (x_refsource_CONFIRM, Vendor Advisory)
- PSIRT-CNA@flexerasoftware.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2018-5803?
- CVE-2018-5803 is a medium-severity vulnerability in Linux Kernel, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2018-06-12.
- How severe is CVE-2018-5803?
- Medium severity. CVSS v3 base score is 5.5 out of 10.