Düşük CVSS 3.3
CVE-2024-50044: Linux Kernel: güvenlik açığı
Açıklama (NVD)
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: FIX possible deadlock in rfcomm_sk_state_change rfcomm_sk_state_change attempts to use sock_lock so it must never be called with it locked but rfcomm_sock_ioctl always attempt to lock it causing the following trace: ====================================================== WARNING: possible circular locking dependency detected 6.8.0-syzkaller-08951-gfe46a7dd189e #0 Not tainted ------------------------------------------------------ syz-executor386/5093 is trying to acquire lock: ffff88807c396258 (sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM){+.+.}-{0:0}, at: lock_sock include/net/sock.h:1671 [inline] ffff88807c396258 (sk_lock-AF_BLUETOOTH-BTPROTO_RFCOMM){+.+.}-{0:0}, at: rfcomm_sk_state_change+0x5b/0x310 net/bluetooth/rfcomm/sock.c:73 but task is already holding lock: ffff88807badfd28 (&d->lock){+.+.}-{3:3}, at: __rfcomm_dlc_close+0x226/0x6a0 net/bluetooth/rfcomm/core.c:491
Özet bilgiler
- Ürün
- Linux Linux Kernel
- CVSS v3.1
- 3.3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - EPSS
- %0,19 (yüzdelik 8)
- CWE
- CWE-667
- Yama
- Mevcut
Etkilenen sürümler
| Ürün | Başlangıç | Bitiş | Düzeltildi |
|---|---|---|---|
| linux-linux-kernel | 2.6.27 | — | 5.10.227 |
| linux-linux-kernel | 5.11 | — | 5.15.168 |
| linux-linux-kernel | 5.16 | — | 6.1.113 |
| linux-linux-kernel | 6.2 | — | 6.6.57 |
| linux-linux-kernel | 6.7 | — | 6.11.4 |
| linux-linux-kernel | 6.12 | 6.12 | — |
| linux-linux-kernel | 6.12 | 6.12 | — |