CVE-2026-23081 — Missing Release of Resource after Effective Lifetime in Linux

CWE-772 — Missing Release of Resource after Effective Lifetime7 documents7 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 94.96%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
LinuxLinux Kernel
Timeline
PublishedFeb 4

Description

In the Linux kernel, the following vulnerability has been resolved: net: phy: intel-xway: fix OF node refcount leakage Automated review spotted am OF node reference count leakage when checking if the 'leds' child node exists. Call of_put_node() to correctly maintain the refcount.

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 Packages3 packages

▶NVDlinux/linux_kernel6.13 — 6.18.8+1
▶Debianlinux/linux_kernel< 6.18.8-1
▶CVEListV5linux/linux1758af47b98c17da464cb45f476875150955dd48 — 1f24dfd556401b75f78e8d9cbd94dd9f31411c3a+2

Patches

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

🔴Vulnerability Details

3
GHSA
GHSA-64mr-2w58-753j: In the Linux kernel, the following vulnerability has been resolved: net: phy: intel-xway: fix OF node refcount leakage Automated review spotted am O↗2026-02-04
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OSV
CVE-2026-23081: In the Linux kernel, the following vulnerability has been resolved: net: phy: intel-xway: fix OF node refcount leakage Automated review spotted am OF↗2026-02-04
▶
CVEList
net: phy: intel-xway: fix OF node refcount leakage↗2026-02-04
▶

📋Vendor Advisories

2
Red Hat
kernel: Linux kernel: Denial of Service in intel-xway PHY driver due to OF node reference count leakage↗2026-02-04
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Debian
CVE-2026-23081: linux - In the Linux kernel, the following vulnerability has been resolved: net: phy: i...↗2026
▶

🕵️Threat Intelligence

1
Wiz
CVE-2026-23081 Impact, Exploitability, and Mitigation Steps | Wiz↗
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CVE-2026-23081 — Linux vulnerability | cvebase