CVE-2021-40490
Quick assessment
Affected
n/a n/a
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.
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 5.13.13之前版本存在竞争条件问题漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。
Possible ATT&CK Techniques 1 AI
T1068 · Exploitation for Privilege Escalation
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2021-40490
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Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A race condition was discovered in ext4_write_inline_data_end in fs/ext4/inline.c in the ext4 subsystem in the Linux kernel through 5.13.13.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 竞争条件问题漏洞
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 5.13.13之前版本存在竞争条件问题漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。
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 |
|---|---|---|---|---|
| - | n/a | n/a | - |
|
II. Public POCs for CVE-2021-40490
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-40490
请登录查看更多情报信息。
Patches & Fixes for CVE-2021-40490 (1)
Vendor Advisories for CVE-2021-40490 (2)
-
https://security.netapp.com/advisory/ntap-20211004-0001/ x_refsource_CONFIRM
-
Mailing List Discussions for CVE-2021-40490 (4)
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/ vendor-advisory x_refsource_FEDORA
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/ vendor-advisory x_refsource_FEDORA
-
-
Same Patch Batch · n/a · 2021-09-03 · 5 CVEs total
| CVE-2021-23437 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2021-40492 | Gibbon 跨站脚本漏洞 | |
| CVE-2021-40494 | AdaptiveScale LXDUI 信任管理问题漏洞 | |
| CVE-2021-40491 | GNU Inetutils数据伪造问题漏洞 |
IV. Related Vulnerabilities
Same vendor: n/a
-
CVE-2026-102249
REBUILD file-editor-save authorization -
CVE-2026-102248
Rebuild Login Endpoint login improper authentication -
CVE-2026-102247
FastAdmin Database Management database.php unnecessary privi -
CVE-2026-101083
PMWeb encryptionhelper.dll information disclosure -
CVE-2026-101082
PMWeb downloader.aspx path traversal
V. Comments for CVE-2021-40490
No comments yet