VDB

CNVD-2021-29853

CNVD-2021-29853 PUBLISHED CVSS 8.800000190734863 HIGH

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，该漏洞源于非特权用户名称空间和Ubuntu内核中允许非特权覆盖的补丁的组合，攻击者可利用该漏洞获得更高的特权。

Risk Scores

CVSS v3.1
8.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected Products

VendorProductVersions
Ubuntulinux kernel5.8 kernel, 4.15 kernel, *

Timeline

  • Nov 2, 2020 CVE Published
  • Dec 2, 2021 PoC Published
  • Jun 14, 2023 PoC Published
  • Mar 1, 2024 PoC Published
  • Mar 1, 2024 PoC Published
  • Apr 23, 2024 PoC Published
  • May 19, 2024 PoC Published
  • Jul 17, 2024 PoC Published
  • Sep 6, 2024 PoC Published
  • Dec 24, 2024 PoC Published
  • Feb 6, 2025 PoC Published
  • Feb 23, 2025 PoC Published

References

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