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I. Basic Information for CVE-2022-50642
Vulnerability Information

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Vulnerability Title
platform/chrome: cros_ec_typec: zero out stale pointers
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: platform/chrome: cros_ec_typec: zero out stale pointers `cros_typec_get_switch_handles` allocates four pointers when obtaining type-c switch handles. These pointers are all freed if failing to obtain any of them; therefore, pointers in `port` become stale. The stale pointers eventually cause use-after-free or double free in later code paths. Zeroing out all pointer fields after freeing to eliminate these stale pointers.
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,该漏洞源于指针未清零,可能导致使用后释放或双重释放。
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 f28adb41dab4a2795fd959750df57adffd2bb0be ~ 0ceadb5a3e45f1b81cf54bd496b40a5e50b6bd40 -
LinuxLinux 5.9 -
II. Public POCs for CVE-2022-50642
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III. Intelligence Information for CVE-2022-50642
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IV. Related Vulnerabilities
V. Comments for CVE-2022-50642

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