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CVE-2023-4611— Use after free race between mbind() and vma-locked page fault

CVSS 7.0 · High EPSS 0.02% · P5
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I. Basic Information for CVE-2023-4611

Vulnerability Information
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Vulnerability Title
Use after free race between mbind() and vma-locked page fault
Source: NVD (National Vulnerability Database)
Vulnerability Description
A use-after-free flaw was found in mm/mempolicy.c in the memory management subsystem in the Linux Kernel. This issue is caused by a race between mbind() and VMA-locked page fault, and may allow a local attacker to crash the system or lead to a kernel information leak.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
释放后使用
Source: NVD (National Vulnerability Database)
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基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于内存管理子系统存在释放后重用，可能允许本地攻击者使系统崩溃或导致内核信息泄漏。
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

VendorProductAffected VersionsCPESubscribe
-Kernel 6.5-rc4 -
Red HatRed Hat Enterprise Linux 6-cpe:/o:redhat:enterprise_linux:6
Red HatRed Hat Enterprise Linux 7-cpe:/o:redhat:enterprise_linux:7
Red HatRed Hat Enterprise Linux 7-cpe:/o:redhat:enterprise_linux:7
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8
Red HatRed Hat Enterprise Linux 8-cpe:/o:redhat:enterprise_linux:8
Red HatRed Hat Enterprise Linux 9-cpe:/o:redhat:enterprise_linux:9
Red HatRed Hat Enterprise Linux 9-cpe:/o:redhat:enterprise_linux:9
FedoraFedora--

II. Public POCs for CVE-2023-4611

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III. Intelligence Information for CVE-2023-4611

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Same Patch Batch · n/a · 2023-08-29 · 28 CVEs total

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CVE-2023-39615libxml2 缓冲区错误漏洞
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Showing top 20 of 28 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Kernel
Same vendor: n/a
Same weakness: CWE-416

V. Comments for CVE-2023-4611

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