CVE-2018-10879
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基金会发布的操作系统Linux所使用的内核。ext4 filesystem是其中的一套ext4文件系统组件。 Linux kernel中的ext4 filesystem存在安全漏洞。攻击者可借助特制的ext4文件系统镜像利用该漏洞造成拒绝服务（‘ext4_xattr_set_entry’函数释放后重用）。
Possible ATT&CK Techniques 1 AI
T1024
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I. Basic Information for CVE-2018-10879
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A flaw was found in the Linux kernel's ext4 filesystem. A local user can cause a use-after-free in ext4_xattr_set_entry function and a denial of service or unspecified other impact may occur by renaming a file in a crafted ext4 filesystem image.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel ext4 filesystem 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会发布的操作系统Linux所使用的内核。ext4 filesystem是其中的一套ext4文件系统组件。 Linux kernel中的ext4 filesystem存在安全漏洞。攻击者可借助特制的ext4文件系统镜像利用该漏洞造成拒绝服务（‘ext4_xattr_set_entry’函数释放后重用）。
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
II. Public POCs for CVE-2018-10879
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Patches & Fixes for CVE-2018-10879 (2)
Vendor Advisories for CVE-2018-10879 (11)
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https://bugzilla.kernel.org/show_bug.cgi?id=200001 x_refsource_CONFIRM
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https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10879 x_refsource_CONFIRM
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Mailing List Discussions for CVE-2018-10879 (1)
Other References for CVE-2018-10879 (2)
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http://patchwork.ozlabs.org/patch/928667/ x_refsource_CONFIRM
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http://patchwork.ozlabs.org/patch/928666/ x_refsource_CONFIRM
Same Patch Batch · [UNKNOWN] · 2018-07-26 · 7 CVEs total
| CVE-2017-2637 | Red Hat OpenStack 权限许可和访问控制问题漏洞 | |
| CVE-2018-10900 | Network Manager VPNC插件操作系统命令注入漏洞 | |
| CVE-2018-10901 | Linux kernel 权限许可和访问控制问题漏洞 | |
| CVE-2018-10876 | Linux kernel 资源管理错误漏洞 | |
| CVE-2018-10878 | Linux kernel ext4 filesystem 安全漏洞 | |
| CVE-2018-10881 | Linux kernel ext4 filesystem 安全漏洞 |
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V. Comments for CVE-2018-10879
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