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CVE-2018-14611

Quick assessment

Affected
n/a n/a
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 4.17.10及之前版本中的‘try_merge_free_space()’函数存在释放后重用漏洞，该漏洞源于fs/btrfs/volumes.c文件中的btrfs_check_chunk_valid没有检测块类型的旗标（flag）。远程攻击者可利用该漏洞造成拒绝服务。

AI Predicted 7.8 Difficulty: Easy EPSS 2.49% · P84
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I. Basic Information for CVE-2018-14611

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An issue was discovered in the Linux kernel through 4.17.10. There is a use-after-free in try_merge_free_space() when mounting a crafted btrfs image, because of a lack of chunk type flag checks in btrfs_check_chunk_valid in fs/btrfs/volumes.c.
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 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 4.17.10及之前版本中的‘try_merge_free_space()’函数存在释放后重用漏洞，该漏洞源于fs/btrfs/volumes.c文件中的btrfs_check_chunk_valid没有检测块类型的旗标（flag）。远程攻击者可利用该漏洞造成拒绝服务。
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
- n/a n/a -

II. Public POCs for CVE-2018-14611

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III. Intelligence Information for CVE-2018-14611

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Vendor Advisories for CVE-2018-14611 (6)

Mailing List Discussions for CVE-2018-14611 (3)

Other References for CVE-2018-14611 (1)

Same Patch Batch · n/a · 2018-07-27 · 16 CVEs total

CVE-2018-10862 Red Hat WildFly Core 安全漏洞
CVE-2018-14609 Linux kernel 安全漏洞
CVE-2018-14610 Linux kernel 缓冲区错误漏洞
CVE-2018-14612 Linux kernel 安全漏洞
CVE-2018-14613 Linux kernel 安全漏洞
CVE-2018-14614 Linux kernel 缓冲区错误漏洞
CVE-2018-14615 Linux kernel 缓冲区错误漏洞
CVE-2018-14616 Linux kernel 安全漏洞
CVE-2018-14617 Linux kernel 安全漏洞
CVE-2018-14601 GitLab 安全漏洞
CVE-2018-14602 GitLab 安全漏洞
CVE-2018-14603 GitLab System Hooks组件跨站请求伪造漏洞
CVE-2018-14604 GitLab 跨站脚本漏洞
CVE-2018-14605 GitLab 跨站脚本漏洞
CVE-2018-14606 GitLab 跨站脚本漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2018-14611

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