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CVE-2017-18075

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 4.14.13之前版本中的crypto/pcrypt.c文件存在资源管理错误漏洞，该漏洞源于程序没有正确的处理实例的释放。本地攻击者可借助特制序列的系统调用利用该漏洞访问AF_ALG-based AEAD界面和pcrypt，造成拒绝服务。

AI Predicted 4.7 Difficulty: Moderate EPSS 0.39% · P32
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I. Basic Information for CVE-2017-18075

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
crypto/pcrypt.c in the Linux kernel before 4.14.13 mishandles freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an incorrect pointer) or possibly have unspecified other impact by executing a crafted sequence of system calls.
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 资源管理错误漏洞
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 4.14.13之前版本中的crypto/pcrypt.c文件存在资源管理错误漏洞，该漏洞源于程序没有正确的处理实例的释放。本地攻击者可借助特制序列的系统调用利用该漏洞访问AF_ALG-based AEAD界面和pcrypt，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-2017-18075

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III. Intelligence Information for CVE-2017-18075

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Patches & Fixes for CVE-2017-18075 (2)

Vendor Advisories for CVE-2017-18075 (3)

Other References for CVE-2017-18075 (1)

Same Patch Batch · n/a · 2018-01-24 · 35 CVEs total

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Showing top 20 of 35 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

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Same vendor: n/a

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