CVE-2021-40490 — Race Condition in Linux

CWE-362 — Race Condition22 documents7 sources
Severity
7.0HIGHNVD
OSV7.8OSV6.5OSV5.5
EPSS
0.0%
top 89.42%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Linux KernelDebian LinuxDebian Linux+3 more
Timeline
PublishedSep 3
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9

Affected Packages6 packages

▶Debianlinux/linux_kernel< 5.10.46-5+3
▶Ubuntulinux/linux_kernel< 4.15.0-161.169+2
▶NVDlinux/linux_kernel5.13.13
▶debiandebian/linux< linux 5.14.6-1 (bookworm)

Also affects: Debian Linux 11.0, 9.0, Fedora 33, 34

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

10
GHSA
GHSA-w749-qfxr-r5v8: A race condition was discovered in ext4_write_inline_data_end in fs/ext4/inline↗2022-05-24
▶
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities↗2022-03-22
▶
OSV
linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-ibm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-↗2021-10-22
▶
OSV
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities↗2021-10-22
▶
OSV
linux-azure-5.8 vulnerabilities↗2021-10-21
▶

📋Vendor Advisories

11
Ubuntu
Linux kernel vulnerabilities↗2022-03-22
▶
Ubuntu
Linux kernel vulnerabilities↗2021-10-22
▶
Ubuntu
Linux kernel vulnerabilities↗2021-10-22
▶
Ubuntu
Linux kernel (Azure) vulnerabilities↗2021-10-21
▶
Ubuntu
Linux kernel vulnerabilities↗2021-10-20
▶
CVE-2021-40490 — Race Condition in Debian Linux | cvebase