CVE-2026-31522

In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: avoid memory leak in magicmouse_report_fixup() The magicmouse_report_fixup() function was returning a newly kmemdup()-allocated buffer, but never freeing it. The caller of report_fixup() does not take ownership of the returned pointer, but it *is* permitted to return a sub-portion of the input rdesc, whose lifetime is managed by the caller.

Published: 2026-04-22 Last update: 2026-04-23 Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Conclusion & alert: CVE-2026-31522 is rated Low Risk (6.8/100): low exploitation likelihood (EPSS 0.02%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2026-31522

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-04-23 0.02%

Full EPSS history (1 record total)

Common vulnerability scoring system (CVSS) metrics for CVE-2026-31522

CVSS metrics for this CVE.

No CVSS data in dataset for this CVE.

Weakness enumeration for CVE-2026-31522

GitHub Security Advisory for CVE-2026-31522

GHSA-pw7f-jvgm-w775 · Severity: medium — In the Linux kernel, the following vulnerability has been resolved: HID: magicmouse: avoid...

OS Trackers for CVE-2026-31522

vendor priority summary link
debian unimportant CVE-2026-31522 unimportant priority: Debian including 2 source packages (linux, linux-6.1), 6 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 6. https://security-tracker.debian.org/tracker/CVE-2026-31522
redhat low https://access.redhat.com/security/cve/CVE-2026-31522
suse medium CVE-2026-31522 severity moderate: SUSE including 22 source package names (cluster-md-kmp-default, dlm-kmp-default, …), 112 product×package rows across 25 product lines (SUSE Linux Enterprise High Availability Extension 15 SP7, SUSE Linux Enterprise Live Patching 12 SP5, … (25 product lines)): Known Not Affected 112. https://www.suse.com/security/cve/CVE-2026-31522/
ubuntu medium CVE-2026-31522 medium priority: Ubuntu including 161 source packages (linux, linux-allwinner-5.19, …), 1449 status rows across 9 suites (bionic, focal, jammy, noble, questing, resolute, trusty, upstream, xenial): DNE 1048, ignored 173, needed 130, released 83, not-affected 11, needs-triage 4. https://ubuntu.com/security/CVE-2026-31522

Affected software / configurations for CVE-2026-31522

Vendor Product Version Raw CPE
No affected products in dataset.

References for CVE-2026-31522

cvelogic Threat Intelligence