CVE-2023-53422 — Missing Release of Memory after Effective Lifetime in Linux

CWE-401 — Missing Release of Memory after Effective LifetimeCWE-772 — Missing Release of Resource after Effective Lifetime5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 95.77%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 18

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fw: fix memory leak in debugfs Fix a memory leak that occurs when reading the fw_info file all the way, since we return NULL indicating no more data, but don't free the status tracking object.

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_kernel5.8 — 5.10.180+4
▶Debianlinux/linux_kernel< 5.10.191-1+3
▶CVEListV5linux/linux36dfe9ac6e8b8fc2e25733d003a867a40db791da — 89496d6cff297c88fe0286a440c380ceb172da2b+6
▶debiandebian/linux< linux 6.1.37-1 (bookworm)

Patches

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

🔴Vulnerability Details

2
OSV
CVE-2023-53422: In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fw: fix memory leak in debugfs Fix a memory leak that occurs when r↗2025-09-18
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GHSA
GHSA-2jxw-cwmm-p22x: In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fw: fix memory leak in debugfs Fix a memory leak that occurs when↗2025-09-18
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📋Vendor Advisories

2
Red Hat
kernel: wifi: iwlwifi: fw: fix memory leak in debugfs↗2025-09-18
▶
Debian
CVE-2023-53422: linux - In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwi...↗2023
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CVE-2023-53422 — Linux vulnerability | cvebase