CVE-2026-74529

CVE-2026-74529

High · published August 15, 2026

CVSS v3.1
7.8
EPSS
0%
Percentile
6.7
In the wild
Unconfirmed
What it is

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

Bluetooth: hci_sync: hold conn in hci_connect_pa_sync() callback

There is theoretical UAF if the conn is freed while the hci_sync task is

running.

Hold refcount to avoid that.

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00175 · 6.7th percentile
Published
2026-08-15T17:17Z
References (4)
https://git.kernel.org/stable/c/40ef39f1d755ff8d54423345c73d187e77854d0b · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/44fc74069d8988f2825246f9401218e29de2c0ab · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/68ffe4265775ed9e09e18e9a3b388740e25257bf · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c53c70ec289ee12f20c4f1b2fbfd151762c01f67 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 15 AUG 12:27Z
    Bluetooth: hci_sync: hold conn in hci_connect_pa_sync() callback
    cvelistv5