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CVE-2018-5803

Quick assessment

Affected
Linux Foundation Linux Kernel
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。 Linux kernel中的‘_sctp_make_chunk()’函数（net/sctp/sm_make_chunk.c文件）存在安全漏洞。攻击者可利用该漏洞造成内核崩溃。以下版本受到影响：Linux kernel 4.15.8之前版本，4.14.25之前版本，4.9.87之前版本，4.4.121之前版本，4.1.51之前版本，3.2.102之前版本。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.84% · P56
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I. Basic Information for CVE-2018-5803

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会发布的开源操作系统Linux所使用的内核。 Linux kernel中的‘_sctp_make_chunk()’函数（net/sctp/sm_make_chunk.c文件）存在安全漏洞。攻击者可利用该漏洞造成内核崩溃。以下版本受到影响：Linux kernel 4.15.8之前版本，4.14.25之前版本，4.9.87之前版本，4.4.121之前版本，4.1.51之前版本，3.2.102之前版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Foundation Linux Kernel Before version 4.15.8, 4.14.25, 4.9.87, 4.4.121, 4.1.51, and 3.2.102. -

II. Public POCs for CVE-2018-5803

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III. Intelligence Information for CVE-2018-5803

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Patches & Fixes for CVE-2018-5803 (1)

Vendor Advisories for CVE-2018-5803 (13)

Mailing List Discussions for CVE-2018-5803 (1)

Other References for CVE-2018-5803 (10)

IV. Related Vulnerabilities

Same product: Linux Kernel
Same vendor: Linux Foundation

V. Comments for CVE-2018-5803

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