CVE-2022-50247 — 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 95.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
LinuxLinux KernelDebian Linux
Timeline
PublishedSep 15

Description

In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq Can not set the @shared_hcd to NULL before decrease the usage count by usb_put_hcd(), this will cause the shared hcd not released.

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_kernel5.13 — 5.15.86+2
▶Debianlinux/linux_kernel< 6.1.4-1+2
▶CVEListV5linux/linux04284eb74e0c350be5e75eda178b97063343af13 — ffb14aac2658873050671198543b9b8194149c14+4
▶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-3p27-9p9g-q639: In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq Can not set↗2025-09-15
▶
OSV
CVE-2022-50247: In the Linux kernel, the following vulnerability has been resolved: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq Can not set t↗2025-09-15
▶

📋Vendor Advisories

2
Red Hat
kernel: usb: xhci-mtk: fix leakage of shared hcd when fail to set wakeup irq↗2025-09-15
▶
Debian
CVE-2022-50247: linux - In the Linux kernel, the following vulnerability has been resolved: usb: xhci-m...↗2022
▶
CVE-2022-50247 — Linux vulnerability | cvebase