CVE-2025-38542

NameCVE-2025-38542
DescriptionIn the Linux kernel, the following vulnerability has been resolved: net: appletalk: Fix device refcount leak in atrtr_create() When updating an existing route entry in atrtr_create(), the old device reference was not being released before assigning the new device, leading to a device refcount leak. Fix this by calling dev_put() to release the old device reference before holding the new one.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
linux (PTS)bullseye5.10.223-1vulnerable
bullseye (security)5.10.237-1vulnerable
bookworm6.1.148-1fixed
bookworm (security)6.1.147-1fixed
trixie6.12.43-1fixed
trixie (security)6.12.41-1fixed
forky, sid6.16.3-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
linuxsourcebookworm6.1.147-1
linuxsourcetrixie6.12.41-1
linuxsource(unstable)6.16.3-1

Notes

https://git.kernel.org/linus/711c80f7d8b163d3ecd463cd96f07230f488e750 (6.16-rc6)

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