CVEvulnerability
CVE-2024-49988
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2024-10-21
- Last modified
- 2026-08-04
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67)
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- 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
- Weaknesses
- CWE-416
Description
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: add refcnt to ksmbd_conn struct
When sending an oplock break request, opinfo->conn is used,
But freed ->conn can be used on multichannel.
This patch add a reference count to the ksmbd_conn struct
so that it can be freed when it is no longer used.
Affected configurations
• linux linux kernel (< 6.6.55)
• linux linux kernel (>= 6.7 < 6.10.14)
• linux linux kernel (>= 6.11 < 6.11.3)
Related
Weakness · CWE (1)
- CWE-416 Use After Free weakness
References
- https://git.kernel.org/stable/c/18f06bacc197d4ac9b518ad1c69999bc3d83e7aa Patch
- https://git.kernel.org/stable/c/9fd3cde4628bcd3549ab95061f2bab74d2ed4f3b Patch
- https://git.kernel.org/stable/c/e9dac92f4482a382e8c0fe1bc243da5fc3526b0c Patch
- https://git.kernel.org/stable/c/ee426bfb9d09b29987369b897fe9b6485ac2be27 Patch