Vulnerability DatabaseCVE-2021-40490
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CVE-2021-40490
Published:September 03, 2021
Updated:September 01, 2026
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.
Related Resources (12)
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-40490
https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/
https://www.debian.org/security/2021/dsa-4978
https://security-tracker.debian.org/tracker/CVE-2021-40490
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/
https://lists.debian.org/debian-lts-announce/2021/10/msg00010.html
https://security.netapp.com/advisory/ntap-20211004-0001/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M6VS2DLGT7TK7URKAS2KWJL3S533SGVA/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XJGX3DMJT6MRBW2XEF3TWVHYWZW3DG3N/
https://access.redhat.com/security/cve/CVE-2021-40490
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=9e445093e523f3277081314c864f708fd4bd34aa
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CVSS v4
Base Score:
7.3
Attack Vector
LOCAL
Attack Complexity
HIGH
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-362
EPSS
Base Score:
0.30