PT-2026-5518 · Linux · Linux Kernel

Published 2026-01-01 · Updated 2026-01-31 · CVE-2026-23015

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)

Description A reference leak exists in the gpio mpsse probe() function due to an unreleased reference obtained by calling usb get dev() in error paths. The issue is addressed by utilizing device managed helper functions. The usb put dev() call in the disconnect function has been removed as the reference will now be released automatically.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Related Identifiers

CVE-2026-23015

Affected Products

Linux Kernel

References · 14

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/23xxx/CVE-2026-23015.json · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-23015 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2026-23015 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-23015 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2026-23015 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23015 · Vendor Advisory
• https://git.kernel.org/stable/c/7ea26e6dcabc270433b6ded2a1aee85b215d1b28 · Patch
• https://git.kernel.org/stable/c/1e876e5a0875e71e34148c9feb2eedd3bf6b2b43 · Patch
• https://security-tracker.debian.org/tracker/CVE-2026-23015 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2026-23015 · Security Note
• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git · Note
• https://twitter.com/VulmonFeeds/status/2017636452079636496 · Twitter Post
• https://twitter.com/CVEnew/status/2017567108645765144 · Twitter Post
• https://git.kernel.org/linus/1e876e5a0875e71e34148c9feb2eedd3bf6b2b43 · Note