google fuchsia 认证机制不恰当

admin 2023-11-30 13:25:02 Ali_nvd 来源:ZONE.CI 全球网 0 阅读模式
google fuchsia 认证机制不恰当

CVE编号

CVE-2021-22566

利用情况

暂无

补丁情况

N/A

披露时间

2022-01-18
漏洞描述
An incorrect setting of UXN bits within mmu_flags_to_s1_pte_attr lead to privileged executable pages being mapped as executable from an unprivileged context. This can be leveraged by an attacker to bypass executability restrictions of kernel-mode pages from user-mode. An incorrect setting of PXN bits within mmu_flags_to_s1_pte_attr lead to unprivileged executable pages being mapped as executable from a privileged context. This can be leveraged by an attacker to bypass executability restrictions of user-mode pages from kernel-mode. Typically this allows a potential attacker to circumvent a mitigation, making exploitation of potential kernel-mode vulnerabilities easier. We recommend updating kernel beyond commit 7d731b4e9599088ac3073956933559da7bca6a00 and rebuilding.
解决建议
建议您更新当前系统或软件至最新版,完成漏洞的修复。
参考链接
https://fuchsia.googlesource.com/fuchsia/+/7d731b4e9599088ac3073956933559da7bca6a00
受影响软件情况
# 类型 厂商 产品 版本 影响面
1
运行在以下环境
系统 google fuchsia - -
CVSS3评分 9.8
  • 攻击路径 网络
  • 攻击复杂度 低
  • 权限要求 无
  • 影响范围 未更改
  • 用户交互 无
  • 可用性 高
  • 保密性 高
  • 完整性 高
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE-ID 漏洞类型
CWE-287 认证机制不恰当
CWE-732 关键资源的不正确权限授予
- avd.aliyun.com
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N/A Ali_nvd

N/A

N/ACVE编号 CVE-2024-9120利用情况 暂无补丁情况 N/A披露时间 2024-09-23漏洞描述Use after free in Dawn
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