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CVE-2018-1092

Quick assessment

Affected
n/a Linux kernel through version 4.15
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基金会的开源操作系统Linux所使用的内核。 Linux kernel 4.15.15版本及之前版本存在代码问题漏洞，该漏洞源于ext4_iget函数错误地处理了i_links_count为零的根目录的情况。

AI Predicted 4.7 Difficulty: Moderate EPSS 1.85% · P78

Possible ATT&CK Techniques 1 AI

T1002
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I. Basic Information for CVE-2018-1092

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
The ext4_iget function in fs/ext4/inode.c in the Linux kernel through 4.15.15 mishandles the case of a root directory with a zero i_links_count, which allows attackers to cause a denial of service (ext4_process_freed_data NULL pointer dereference and OOPS) via a crafted ext4 image.
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 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel 4.15.15版本及之前版本存在代码问题漏洞，该漏洞源于ext4_iget函数错误地处理了i_links_count为零的根目录的情况。
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 kernel through version 4.15 Linux kernel through version 4.15 -

II. Public POCs for CVE-2018-1092

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III. Intelligence Information for CVE-2018-1092

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Patches & Fixes for CVE-2018-1092 (1)

Vendor Advisories for CVE-2018-1092 (17)

Mailing List Discussions for CVE-2018-1092 (2)

Same Patch Batch · n/a · 2018-04-02 · 12 CVEs total

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CVE-2018-1093 Linux kernel 安全漏洞
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CVE-2018-1095 Linux kernel 代码问题漏洞
CVE-2018-9173 Cagintranet Networks GetSimple CMS 跨站脚本漏洞
CVE-2018-9174 Desdev DedeCMS 安全漏洞
CVE-2018-9175 Desdev DedeCMS 安全漏洞

IV. Related Vulnerabilities

Same product: Linux kernel through version 4.15
Same vendor: n/a

V. Comments for CVE-2018-1092

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