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I. Basic Information for CVE-2022-49389
Vulnerability Information

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Vulnerability Title
usb: usbip: fix a refcount leak in stub_probe()
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: usb: usbip: fix a refcount leak in stub_probe() usb_get_dev() is called in stub_device_alloc(). When stub_probe() fails after that, usb_put_dev() needs to be called to release the reference. Fix this by moving usb_put_dev() to sdev_free error path handling. Find this by code review.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
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stub_probe函数在失败时未释放usb_get_dev获取的引用,导致引用计数泄漏。
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
LinuxLinux 3ff67445750a84de67faaf52c6e1895cb09f2c56 ~ 6bafee2f18af5e5ac125e42960bc65496d0e56a0 -
LinuxLinux 3.19 -
II. Public POCs for CVE-2022-49389
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III. Intelligence Information for CVE-2022-49389
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IV. Related Vulnerabilities
V. Comments for CVE-2022-49389

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