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CVE-2018-6917

Quick assessment

Affected
FreeBSD FreeBSD
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.

FreeBSD是由Core Team团队负责的FreeBSD项目中的一套类Unix自由操作系统，是经过BSD、386BSD和4.4BSD发展而来的类Unix的一个重要分支。 FreeBSD中存在整数溢出漏洞，该漏洞源于程序没有充分的校验用户提交的字体参数。攻击者可通过加载特制的字体利用该漏洞访问特权的内核数据。以下版本受到影响：FreeBSD 11.1-STABLE之前版本，11.1-RELEASE-p9之前版本，10.4-STABLE之前版本，10.4-RELEASE-p8之前版本，10.3-RELEA

AI Predicted 7.8 Difficulty: Easy EPSS 1.99% · P79
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I. Basic Information for CVE-2018-6917

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In FreeBSD before 11.1-STABLE, 11.1-RELEASE-p9, 10.4-STABLE, 10.4-RELEASE-p8 and 10.3-RELEASE-p28, insufficient validation of user-provided font parameters can result in an integer overflow, leading to the use of arbitrary kernel memory as glyph data. Unprivileged users may be able to access privileged kernel data.
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
FreeBSD 数字错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeBSD是由Core Team团队负责的FreeBSD项目中的一套类Unix自由操作系统，是经过BSD、386BSD和4.4BSD发展而来的类Unix的一个重要分支。 FreeBSD中存在整数溢出漏洞，该漏洞源于程序没有充分的校验用户提交的字体参数。攻击者可通过加载特制的字体利用该漏洞访问特权的内核数据。以下版本受到影响：FreeBSD 11.1-STABLE之前版本，11.1-RELEASE-p9之前版本，10.4-STABLE之前版本，10.4-RELEASE-p8之前版本，10.3-RELEA
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
FreeBSD FreeBSD All supported versions of FreeBSD. -

II. Public POCs for CVE-2018-6917

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III. Intelligence Information for CVE-2018-6917

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Vendor Advisories for CVE-2018-6917 (2)

Other References for CVE-2018-6917 (1)

Same Patch Batch · FreeBSD · 2018-04-04 · 3 CVEs total

CVE-2018-6918 FreeBSD 安全漏洞
CVE-2018-6919 FreeBSD 安全漏洞

IV. Related Vulnerabilities

Same product: FreeBSD
Same vendor: FreeBSD

V. Comments for CVE-2018-6917

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