CVEvulnerability
CVE-2022-49139
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2025-02-26
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-476
Description
In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: fix null ptr deref on hci_sync_conn_complete_evt
This event is just specified for SCO and eSCO link types.
On the reception of a HCI_Synchronous_Connection_Complete for a BDADDR
of an existing LE connection, LE link type and a status that triggers the
second case of the packet processing a NULL pointer dereference happens,
as conn->link is NULL.
Affected configurations
• linux linux kernel (< 5.4.231)
• linux linux kernel (>= 5.5 < 5.10.167)
• linux linux kernel (>= 5.11 < 5.15.92)
• linux linux kernel (>= 5.16 < 5.17.3)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://git.kernel.org/stable/c/0f9db1209f59844839175b5b907d3778cafde93d Patch
- https://git.kernel.org/stable/c/1c1291a84e94f6501644634c97544bb8291e9a1a Patch
- https://git.kernel.org/stable/c/3afee2118132e93e5f6fa636dfde86201a860ab3 Patch
- https://git.kernel.org/stable/c/c1aa0dd52db4ce888be0bd820c3fa918d350ca0b Patch
- https://git.kernel.org/stable/c/f61c23e73dc653b957781066abfa8105c3fa3f5b Patch