CVE-2021-40490
Linux kernel ext4 Inline Data Write Race Condition
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.
INFO
Published Date :
Sept. 3, 2021, 1:15 a.m.
Last Modified :
Nov. 7, 2023, 3:38 a.m.
Source :
[email protected]
Remotely Exploitable :
No
Impact Score :
5.9
Exploitability Score :
1.0
Public PoC/Exploit Available at Github
CVE-2021-40490 has a 3 public PoC/Exploit
available at Github.
Go to the Public Exploits
tab to see the list.
Affected Products
The following products are affected by CVE-2021-40490
vulnerability.
Even if cvefeed.io
is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-40490
.
URL | Resource |
---|---|
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=9e445093e523f3277081314c864f708fd4bd34aa | Patch Vendor Advisory |
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html | Mailing List Third Party Advisory |
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html | Mailing List Third Party Advisory |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/ | |
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/ | |
https://security.netapp.com/advisory/ntap-20211004-0001/ | Third Party Advisory |
https://www.debian.org/security/2021/dsa-4978 | Mailing List Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Map Vulnerabilities into Different Layers of the Container Image
Python
Automates the function name extraction from the list of CVEs of a given SOUP and perform search operation against the static and dynamic function trace database.
android dast frida security-tools
Python
None
Makefile Roff C Assembly Shell Perl C++ Awk Python sed
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-40490
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-40490
vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Nov. 07, 2023
Action Type Old Value New Value Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/ [No types assigned] Added Reference MITRE https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/ [No types assigned] Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/ Removed Reference MITRE https://lists.fedoraproject.org/archives/list/[email protected]/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/ -
Modified Analysis by [email protected]
Apr. 05, 2022
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html Mailing List, Third Party Advisory -
CVE Modified by [email protected]
Dec. 17, 2021
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html [No Types Assigned] -
Modified Analysis by [email protected]
Nov. 30, 2021
Action Type Old Value New Value Changed Reference Type https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html No Types Assigned https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html Mailing List, Third Party Advisory Changed CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* OR *cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:aff_a250_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:aff_a250:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:fas_500f_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:fas_500f:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h300e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h300e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h500e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h500e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h700e_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h700e:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h410c:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h610c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h610c:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h610s_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h610s:-:*:*:*:*:*:*:* Added CPE Configuration AND OR *cpe:2.3:o:netapp:h615c_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:netapp:h615c:-:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 16, 2021
Action Type Old Value New Value Added Reference https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html [No Types Assigned] -
Modified Analysis by [email protected]
Oct. 07, 2021
Action Type Old Value New Value Changed Reference Type https://security.netapp.com/advisory/ntap-20211004-0001/ No Types Assigned https://security.netapp.com/advisory/ntap-20211004-0001/ Third Party Advisory Changed Reference Type https://www.debian.org/security/2021/dsa-4978 No Types Assigned https://www.debian.org/security/2021/dsa-4978 Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Oct. 04, 2021
Action Type Old Value New Value Added Reference https://security.netapp.com/advisory/ntap-20211004-0001/ [No Types Assigned] -
CVE Modified by [email protected]
Sep. 25, 2021
Action Type Old Value New Value Added Reference https://www.debian.org/security/2021/dsa-4978 [No Types Assigned] -
Modified Analysis by [email protected]
Sep. 16, 2021
Action Type Old Value New Value Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/ Mailing List, Third Party Advisory Changed Reference Type https://lists.fedoraproject.org/archives/list/[email protected]/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/ No Types Assigned https://lists.fedoraproject.org/archives/list/[email protected]/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/ Mailing List, Third Party Advisory Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* -
CVE Modified by [email protected]
Sep. 14, 2021
Action Type Old Value New Value Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/ [No Types Assigned] Added Reference https://lists.fedoraproject.org/archives/list/[email protected]/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/ [No Types Assigned] -
Initial Analysis by [email protected]
Sep. 10, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:L/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=9e445093e523f3277081314c864f708fd4bd34aa No Types Assigned https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=9e445093e523f3277081314c864f708fd4bd34aa Patch, Vendor Advisory Added CWE NIST CWE-362 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 5.13.13
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-40490
is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-40490
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.04 }} 0.00%
score
0.12065
percentile