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CVE-2019-5595

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Freebsd基金会的一套类Unix操作系统。 FreeBSD中存在输入验证错误漏洞。攻击者可利用该漏洞泄露系统调用中所用到的内核数据。以下版本受到影响：FreeBSD 11.2-STABLE(r343782)之前版本，11.2-RELEASE-p9之前版本，12.0-STABLE(r343781)之前版本，12.0-RELEASE-p3之前版本。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.38% · P32
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I. Basic Information for CVE-2019-5595

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In FreeBSD before 11.2-STABLE(r343782), 11.2-RELEASE-p9, 12.0-STABLE(r343781), and 12.0-RELEASE-p3, kernel callee-save registers are not properly sanitized before return from system calls, potentially allowing some kernel data used in the system call to be exposed.
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 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
FreeBSD是Freebsd基金会的一套类Unix操作系统。 FreeBSD中存在输入验证错误漏洞。攻击者可利用该漏洞泄露系统调用中所用到的内核数据。以下版本受到影响：FreeBSD 11.2-STABLE(r343782)之前版本，11.2-RELEASE-p9之前版本，12.0-STABLE(r343781)之前版本，12.0-RELEASE-p3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
FreeBSD FreeBSD FreeBSD 11.2 before 11.2-RELEASE-p9 and 12.0 before 12.0-RELEASE-p3 -

II. Public POCs for CVE-2019-5595

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III. Intelligence Information for CVE-2019-5595

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Other References for CVE-2019-5595 (1)

IV. Related Vulnerabilities

Same product: FreeBSD
Same vendor: FreeBSD

V. Comments for CVE-2019-5595

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