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I. Basic Information for CVE-2021-33630
Vulnerability Information
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Vulnerability Title
NULL-ptr-deref in network sched
Source: NVD (National Vulnerability Database)
Vulnerability Description
NULL Pointer Dereference vulnerability in openEuler kernel on Linux (network modules) allows Pointer Manipulation. This vulnerability is associated with program files net/sched/sch_cbs.C. This issue affects openEuler kernel: from 4.19.90 before 4.19.90-2401.3.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
openEuler 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
openEuler是开放原子开源基金会的一款操作系统。 openEuler kernel 4.19.90版本至4.19.90-2401.3之前版本存在安全漏洞，该漏洞源于NULL指针取消引用。
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
openEulerkernel 4.19.90 ~ 4.19.90-2401.3 -
II. Public POCs for CVE-2021-33630
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III. Intelligence Information for CVE-2021-33630
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IV. Related Vulnerabilities
Same product: kernel
Same vendor: openEuler
Same weakness: CWE-476
V. Comments for CVE-2021-33630

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