SecuriTricks - CVE-2024-50148

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: bnep: fix wild-memory-access in proto_unregister There's issue as follows: KASAN: maybe wild-memory-access in range [0xdead...108-0xdead...10f] CPU: 3 UID: 0 PID: 2805 Comm: rmmod Tainted: G W RIP: 0010:proto_unregister+0xee/0x400 Call Trace: <TASK> __do_sys_delete_module+0x318/0x580 do_syscall_64+0xc1/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f As bnep_init() ignore bnep_sock_init()'s return value, and bnep_sock_init() will cleanup all resource. Then when remove bnep module will call bnep_sock_cleanup() to cleanup sock's resource. To solve above issue just return bnep_sock_init()'s return value in bnep_exit().

Product(s) Impacted

Vendor	Product	Versions
Linux	Linux Kernel	*, 6.12

Weaknesses

Common security weaknesses mapped to this vulnerability.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	linux	linux_kernel	/	/	/	/	/	/	/	/
o	linux	linux_kernel	6.12	rc1	/	/	/	/	/	/
o	linux	linux_kernel	6.12	rc2	/	/	/	/	/	/
o	linux	linux_kernel	6.12	rc3	/	/	/	/	/	/

References

https://git.kernel.org/stable/c/03015b6329e6de42f03ec917c25c4cf944f81f66

https://git.kernel.org/stable/c/20c424bc475b2b2a6e0e2225d2aae095c2ab2f41

https://git.kernel.org/stable/c/2c439470b23d78095a0d2f923342df58b155f669

https://git.kernel.org/stable/c/64a90991ba8d4e32e3173ddd83d0b24167a5668c

https://git.kernel.org/stable/c/6c151aeb6dc414db8f4daf51be072e802fae6667

https://git.kernel.org/stable/c/d10cd7bf574ead01fae140ce117a11bcdacbe6a8

https://git.kernel.org/stable/c/e232728242c4e98fb30e4c6bedb6ba8b482b6301

https://git.kernel.org/stable/c/fa58e23ea1359bd24b323916d191e2e9b4b19783

CVSS Score

5.5 / 10

CVSS Data - 3.1

Attack Vector: LOCAL
Attack Complexity: LOW
Privileges Required: LOW
Scope: UNCHANGED
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

View Vector String

Timeline

Published: Nov. 7, 2024, 10:15 a.m.
Last Modified: Nov. 18, 2024, 9:24 p.m.

Status : Analyzed

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

CVE-2024-50148