跳转到帖子

Debian: CVE-2024-50044: linux, linux-6.1 -- security update

recommended_posts

发布于
  • Members

Debian: CVE-2024-50044: linux, linux-6.1 -- security update

Severity
2
CVSS
(AV:L/AC:L/Au:S/C:N/I:N/A:P)
Published
10/21/2024
Created
11/12/2024
Added
11/11/2024
Modified
01/28/2025

Description

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

Solution(s)

  • debian-upgrade-linux
  • debian-upgrade-linux-6-1

References

  • https://attackerkb.com/topics/cve-2024-50044
  • CVE - 2024-50044
  • DLA-4008-1
  • 查看数 693
  • 已创建
  • 最后回复

参与讨论

你可立刻发布并稍后注册。 如果你有帐户,立刻登录发布帖子。

游客
回帖…