CVE-2024-56590
Medium
Elevated severity or exploit probability.
CVSS base
7.6
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
EPSS — probability of exploitation (30 days)
0.3%
21.8th percentile
CISA KEV
Not listed
Weakness / dates
CWE-120
Published 2024-12-27 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
| Attack Vector | A | Adjacent |
| Attack Complexity | L | Low |
| Privileges Required | N | None |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | L | Low |
| Integrity | L | Low |
| Availability | H | High |
Timeline
- 2024-12-27 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_core: Fix not checking skb length on hci_acldata_packet This fixes not checking if skb really contains an ACL header otherwise the code may attempt to access some uninitilized/invalid memory past the valid skb->data.
Affected
References
- https://git.kernel.org/stable/c/219960a48771b35a3857a491b955c31d6c33d581
- https://git.kernel.org/stable/c/3fe288a8214e7dd784d1f9b7c9e448244d316b47
- https://git.kernel.org/stable/c/559b1c7ac2e212a23b3833d3baf3bd957771d02e
- https://git.kernel.org/stable/c/5e50d12cc6e95e1fde08f5db6992b616f714b0fb
- https://git.kernel.org/stable/c/93a6160dc198ffe5786da8bd8588cfd17f53b29a
- https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html