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CVE-2018-1091

Quick assessment

Affected
n/a Linux kernel v4.13 and newer
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 4.13.5之前版本中的arch/powerpc/kernel/ptrace.c文件的‘flush_tmregs_to_thread’函数存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。

AI Predicted 5.5 Difficulty: Moderate EPSS 0.41% · P35

Possible ATT&CK Techniques 1 AI

T1480 · Execution Guardrails
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I. Basic Information for CVE-2018-1091

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
In the flush_tmregs_to_thread function in arch/powerpc/kernel/ptrace.c in the Linux kernel before 4.13.5, a guest kernel crash can be triggered from unprivileged userspace during a core dump on a POWER host due to a missing processor feature check and an erroneous use of transactional memory (TM) instructions in the core dump path, leading to a denial of service.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
未经检查的错误条件
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 缓冲区错误漏洞
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 4.13.5之前版本中的arch/powerpc/kernel/ptrace.c文件的‘flush_tmregs_to_thread’函数存在缓冲区错误漏洞，该漏洞源于网络系统或产品在内存上执行操作时，未正确验证数据边界，导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
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 v4.13 and newer Linux kernel v4.13 and newer -

II. Public POCs for CVE-2018-1091

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III. Intelligence Information for CVE-2018-1091

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Patches & Fixes for CVE-2018-1091 (2)

Vendor Advisories for CVE-2018-1091 (3)

Mailing List Discussions for CVE-2018-1091 (2)

Other References for CVE-2018-1091 (1)

Same Patch Batch · n/a · 2018-03-27 · 60 CVEs total

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CVE-2018-9049 Windows Master 安全漏洞
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CVE-2018-9032 D-Link DIR-850L Wireless AC1200 Dual Band Gigabit Cloud Router 安全漏洞
CVE-2017-18254 ImageMagick 信息泄露漏洞
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CVE-2018-9040 Advanced SystemCare Ultimate 安全漏洞
CVE-2017-18251 ImageMagick 安全漏洞
CVE-2017-18250 ImageMagick 安全漏洞
CVE-2018-9055 JasPer 安全漏洞
CVE-2018-0202 ClamAV clamscan 安全漏洞
CVE-2018-0198 Cisco Unified Communications Manager 信息泄露漏洞
CVE-2017-12319 Cisco IOS XE Software Ethernet Virtual Private Network 安全漏洞
CVE-2017-12310 Cisco Spark Hybrid Calendar Service 信息泄露漏洞
CVE-2018-8764 Roland Gruber Softwareentwicklung LDAP Account Manager 安全漏洞
CVE-2018-8763 Roland Gruber Softwareentwicklung LDAP Account Manager 跨站脚本漏洞

Showing top 20 of 60 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same vendor: n/a
Same weakness: CWE-391

V. Comments for CVE-2018-1091

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