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CVE-2018-16862

Quick assessment

Affected
[UNKNOWN] 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cleancache子系统清除索引节点的方式存在安全漏洞。攻击者可利用该漏洞获取被删除文件的内容。

AI Predicted 6.5 Difficulty: Moderate EPSS 0.53% · P43

Possible ATT&CK Techniques 1 AI

T1565 · Data Manipulation
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I. Basic Information for CVE-2018-16862

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
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cleancache子系统清除索引节点的方式存在安全漏洞。攻击者可利用该漏洞获取被删除文件的内容。
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
[UNKNOWN] kernel: n/a -

II. Public POCs for CVE-2018-16862

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III. Intelligence Information for CVE-2018-16862

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Vendor Advisories for CVE-2018-16862 (5)

Mailing List Discussions for CVE-2018-16862 (3)

Other References for CVE-2018-16862 (1)

Same Patch Batch · [UNKNOWN] · 2018-11-26 · 4 CVEs total

CVE-2018-14663 PowerDNS DNSDist 安全漏洞
CVE-2018-14646 Linux kernel 安全漏洞
CVE-2018-16854 Moodle 跨站请求伪造漏洞

IV. Related Vulnerabilities

Same product: kernel:
Same vendor: [UNKNOWN]
Same weakness: CWE-200

V. Comments for CVE-2018-16862

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