CVE-2024-56590

low-risk
Published 2024-12-27

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.

Do I need to act?

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0.01% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.5/10 Medium
LOCAL / LOW complexity

Affected Products (1)

Affected Vendors

Linux

References (6)

Patch https://git.kernel.org/stable/c/219960a48771b35a3857a491b955c31d6c33d581
Patch https://git.kernel.org/stable/c/3fe288a8214e7dd784d1f9b7c9e448244d316b47
Patch https://git.kernel.org/stable/c/559b1c7ac2e212a23b3833d3baf3bd957771d02e
Patch https://git.kernel.org/stable/c/5e50d12cc6e95e1fde08f5db6992b616f714b0fb
Patch https://git.kernel.org/stable/c/93a6160dc198ffe5786da8bd8588cfd17f53b29a
https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html
23
/ 100
low-risk
Severity 18/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal