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CVE-2023-4132— Kernel: smsusb: use-after-free caused by do_submit_urb()

Quick assessment

Affected
Red Hat Red Hat Enterprise Linux 8
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siano smsusb 模块中发现了释放后重用问题，该错误发生在插入 siano 设备时的设备初始化过程中，导致系统崩溃。

CVSS 5.5 · Medium EPSS 0.25% · P15
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I. Basic Information for CVE-2023-4132

Vulnerability Information
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Vulnerability Title
Kernel: smsusb: use-after-free caused by do_submit_urb()
Source: CVE Program / CVE List V5
Vulnerability Description
A use-after-free vulnerability was found in the siano smsusb module in the Linux kernel. The bug occurs during device initialization when the siano device is plugged in. This flaw allows a local user to crash the system, causing a denial of service condition.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
释放后使用
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siano smsusb 模块中发现了释放后重用问题，该错误发生在插入 siano 设备时的设备初始化过程中，导致系统崩溃。
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
Red Hat Red Hat Enterprise Linux 8 0:4.18.0-513.5.1.rt7.307.el8_9 ~ * cpe:/a:redhat:enterprise_linux:8::nfv
Red Hat Red Hat Enterprise Linux 8 0:4.18.0-513.5.1.el8_9 ~ * cpe:/a:redhat:enterprise_linux:8::crb
Red Hat Red Hat Enterprise Linux 8.6 Extended Update Support 0:4.18.0-372.91.1.el8_6 ~ * cpe:/a:redhat:rhel_eus:8.6::crb
Red Hat Red Hat Enterprise Linux 8.8 Extended Update Support 0:4.18.0-477.43.1.el8_8 ~ * cpe:/a:redhat:rhel_eus:8.8::crb
Red Hat Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 0:4.18.0-372.91.1.el8_6 ~ * cpe:/a:redhat:rhel_eus:8.6::crb
Red Hat Red Hat Enterprise Linux 6 - cpe:/o:redhat:enterprise_linux:6
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 7 - cpe:/o:redhat:enterprise_linux:7
Red Hat Red Hat Enterprise Linux 9 - cpe:/o:redhat:enterprise_linux:9
Red Hat Red Hat Enterprise Linux 9 - cpe:/o:redhat:enterprise_linux:9

II. Public POCs for CVE-2023-4132

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III. Intelligence Information for CVE-2023-4132

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Vendor Advisories for CVE-2023-4132 (9)

Mailing List Discussions for CVE-2023-4132 (1)

IV. Related Vulnerabilities

Same product: Red Hat Enterprise Linux 8
Same vendor: Red Hat
Same weakness: CWE-416

V. Comments for CVE-2023-4132

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