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I. Basic Information for CVE-2022-50096
Vulnerability Information

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Vulnerability Title
x86/kprobes: Update kcb status flag after singlestepping
Source: NVD (National Vulnerability Database)
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: x86/kprobes: Update kcb status flag after singlestepping Fix kprobes to update kcb (kprobes control block) status flag to KPROBE_HIT_SSDONE even if the kp->post_handler is not set. This bug may cause a kernel panic if another INT3 user runs right after kprobes because kprobe_int3_handler() misunderstands the INT3 is kprobe's single stepping INT3.
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kprobes未正确更新kcb状态标志,可能导致内核恐慌。
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 ba7d1dae9fe866abe74bb1e849fb85983b7c4c37 ~ edc2ac7c7265b33660fa0190898966b49966b855 -
LinuxLinux 5.13 -
II. Public POCs for CVE-2022-50096
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III. Intelligence Information for CVE-2022-50096
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IV. Related Vulnerabilities
V. Comments for CVE-2022-50096

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