CVE-2022-50465 — Missing Release of Memory after Effective Lifetime in Linux

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-909 — Missing Initialization of Resource5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.98%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedOct 1

Description

In the Linux kernel, the following vulnerability has been resolved: ext4: fix leaking uninitialized memory in fast-commit journal When space at the end of fast-commit journal blocks is unused, make sure to zero it out so that uninitialized memory is not leaked to disk.

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_kernel5.10 — 5.10.163+3
▶Debianlinux/linux_kernel< 5.10.178-1+3
▶CVEListV5linux/linuxaa75f4d3daaeb1389b9cce9d6b84401eaf228d4e — b8b7922374b00a44137e5bcdd46ef86c8b065f27+5
▶debiandebian/linux< linux 6.1.4-1 (bookworm)

Patches

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

🔴Vulnerability Details

2
GHSA
GHSA-wcfx-jchh-3334: In the Linux kernel, the following vulnerability has been resolved: ext4: fix leaking uninitialized memory in fast-commit journal When space at the↗2025-10-01
▶
OSV
CVE-2022-50465: In the Linux kernel, the following vulnerability has been resolved: ext4: fix leaking uninitialized memory in fast-commit journal When space at the en↗2025-10-01
▶

📋Vendor Advisories

2
Red Hat
kernel: Linux kernel ext4: Information Disclosure via uninitialized memory leak in fast-commit journal↗2025-10-01
▶
Debian
CVE-2022-50465: linux - In the Linux kernel, the following vulnerability has been resolved: ext4: fix l...↗2022
▶
CVE-2022-50465 — Linux vulnerability | cvebase