Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2022-25326— Denial of Service in fscrypt

Quick assessment

Affected
Google LLC fscrypt
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Google Fscrypt是美国谷歌（Google）公司的一个开源高级工具。用于管理 Linux 本机文件系统加密。 Google fscrypt 0.3.0至0.3.2版本存在资源管理错误漏洞，该漏洞源于用户提供的输入没有充分验证。远程攻击者可利用该漏洞向应用程序传递专门制作的输入，并执行拒绝服务(DoS)攻击。

CVSS 5.5 · Medium EPSS 0.13% · P2

Possible ATT&CK Techniques 1 AI

T1496 · Resource Hijacking
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2022-25326

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Denial of Service in fscrypt
Source: CVE Program / CVE List V5
Vulnerability Description
fscrypt through v0.3.2 creates a world-writable directory by default when setting up a filesystem, allowing unprivileged users to exhaust filesystem space. We recommend upgrading to fscrypt 0.3.3 or above and adjusting the permissions on existing fscrypt metadata directories where applicable.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Google Fscrypt 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Google Fscrypt是美国谷歌（Google）公司的一个开源高级工具。用于管理 Linux 本机文件系统加密。 Google fscrypt 0.3.0至0.3.2版本存在资源管理错误漏洞，该漏洞源于用户提供的输入没有充分验证。远程攻击者可利用该漏洞向应用程序传递专门制作的输入，并执行拒绝服务(DoS)攻击。
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
Google LLC fscrypt unspecified ~ 0.3.2 -

II. Public POCs for CVE-2022-25326

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2022-25326

请登录查看更多情报信息。

Patches & Fixes for CVE-2022-25326 (1)

Same Patch Batch · Google LLC · 2022-02-25 · 4 CVEs total

CVE-2022-0247 7.5 HIGH Write access to VMO data through copy-on-write in Fuchsia
CVE-2022-25327 5.5 MEDIUM Local Denial of Service in fscrypt PAM module
CVE-2022-25328 5.0 MEDIUM Privilege escalation through command injection in fscrypt

IV. Related Vulnerabilities

Same product: fscrypt
Same vendor: Google LLC
Same weakness: CWE-400

V. Comments for CVE-2022-25326

No comments yet

Leave a comment