CVE-2020-25639
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I. Basic Information for CVE-2020-25639
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A NULL pointer dereference flaw was found in the Linux kernel's GPU Nouveau driver functionality in versions prior to 5.12-rc1 in the way the user calls ioctl DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC. This flaw allows a local user to crash the system.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
空指针解引用
Source: NVD (National Vulnerability Database)
Vulnerability Title
Linux kernel 代码问题漏洞
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 存在代码问题漏洞，攻击者可利用该漏洞可以通过DRM_IOCTL_NOUVEAU_CHANNEL_ALLOC 强制空指针解引用，从而触发拒绝服务。
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 |
|---|---|---|---|---|
| - | kernel | Linux kernel versions prior to 5.12-rc1 | - |
II. Public POCs for CVE-2020-25639
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://bugzilla.redhat.com/show_bug.cgi?id=1876995x_refsource_MISC
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SUCBCKRHWP3UD2AVVYQJE7BIJEMCMXW5/vendor-advisoryx_refsource_FEDORA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HE4CT3NL6OEBRRBUKHIX63GLNVOWCVRW/vendor-advisoryx_refsource_FEDORA
- https://nvd.nist.gov/vuln/detail/CVE-2020-25639
Same Patch Batch · n/a · 2021-03-04 · 25 CVEs total
| CVE-2021-23344 | 9.8 CRITICAL | Remote Code Execution (RCE) |
| CVE-2021-23346 | 4.8 MEDIUM | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-35328 | Courier Management System 跨站脚本漏洞 | |
| CVE-2020-35636 | CGAL 输入验证错误漏洞 | |
| CVE-2020-35628 | CGAL 输入验证错误漏洞 | |
| CVE-2020-28636 | CGAL 输入验证错误漏洞 | |
| CVE-2020-28601 | CGAL libcgal CGAL 安全漏洞 | |
| CVE-2019-18628 | Xerox AltaLink 安全漏洞 | |
| CVE-2019-18629 | Xerox AltaLink 安全漏洞 | |
| CVE-2020-24036 | Fork ForkCMS 安全漏洞 | |
| CVE-2020-24912 | Matthias Van Woensel qcubed 跨站脚本漏洞 | |
| CVE-2020-24913 | Matthias Van Woensel qcubed SQL注入漏洞 | |
| CVE-2020-24914 | Matthias Van Woensel qcubed 安全漏洞 | |
| CVE-2020-35327 | SourceCodester Courier Management System SQL注入漏洞 | |
| CVE-2021-27314 | Sourcecodesterk Doctor Appointment System SQL注入漏洞 | |
| CVE-2020-35329 | SourceCodester Courier Management System SQL注入漏洞 | |
| CVE-2021-27217 | yubihsm-shell 缓冲区错误漏洞 | |
| CVE-2020-8298 | fs-path 命令注入漏洞 | |
| CVE-2021-26293 | AfterLogic Aurora 路径遍历漏洞 | |
| CVE-2021-26988 | Netapp Clustered Data ONTAP 安全漏洞 |
Showing top 20 of 25 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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OpenBSD Kernel Multicast Routing Uninitialized Memory Inform - CVE-2021-34981
Linux Kernel Bluetooth CMTP Module Double Free Privilege Esc - CVE-2024-24898
Information Leakage in kernel
Same vendor: n/a
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Same weakness: CWE-476
- CVE-2026-8252
Open5GS SMF smf_nsmf_handle_create_data_in_hsmf null pointer - CVE-2026-7259
Null pointer dereference in php_mb_check_encoding() via mb_e - CVE-2026-7262
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Argo Workflows: SSO RBAC Delegation Nil Pointer Dereference - CVE-2026-6666
PgBouncer crash in kill_pool_logins_server_error
V. Comments for CVE-2020-25639
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