CVE-2022-50286Improper Handling of Structural Elements in Linux

Severity
5.5MEDIUMNVD
EPSS
0.0%
top 97.47%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedSep 15

Description

In the Linux kernel, the following vulnerability has been resolved: ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline When converting files with inline data to extents, delayed allocations made on a file system created with both the bigalloc and inline options can result in invalid extent status cache content, incorrect reserved cluster counts, kernel memory leaks, and potential kernel panics. With bigalloc, the code that determines whether a block must be delayed allo

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel5.55.10.163+4
Debianlinux/linux_kernel< 5.10.178-1+3
CVEListV5linux/linuxd40e09f701cf7a44e595a558b067b2b4f67fbf87f83391339d8493b9ff24167516aaa5a5e88d8f81+7
debiandebian/linux< linux 6.1.4-1 (bookworm)

Patches

🔴Vulnerability Details

2
OSV
CVE-2022-50286: In the Linux kernel, the following vulnerability has been resolved: ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline When con2025-09-15
GHSA
GHSA-r6cc-hxch-c8pj: In the Linux kernel, the following vulnerability has been resolved: ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline When c2025-09-15

📋Vendor Advisories

2
Red Hat
kernel: ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline2025-09-15
Debian
CVE-2022-50286: linux - In the Linux kernel, the following vulnerability has been resolved: ext4: fix d...2022
CVE-2022-50286 — Linux vulnerability | cvebase