PT-2026-52346 · Linux · Linux

Published 2026-06-25 · Updated 2026-06-25 · CVE-2026-53251

NVD

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: ISO: Fix not releasing hdev reference on iso conn big sync

hci get route() returns a reference-counted hci dev pointer via hci dev hold(). The function exits normally or with an error without ever releasing it.

Related Identifiers

CVE-2026-53251

Affected Products

Linux

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2026-53251 · Security Note
• https://git.kernel.org/stable/c/5cbf290b79351971f20c7a533247e8d58a3f970c · Note
• https://git.kernel.org/stable/c/33d677d2e3713d98012c3dbd4a9207f7d785b854 · Note
• https://git.kernel.org/stable/c/23e8eb16820b866528fb300dc67fe3f67f00ef62 · Note
• https://git.kernel.org/stable/c/4bbec25f47b930101294fd310c627c3f53e9661f · Note