VulnerabilityModified
CVE-2025-21936
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Add check for mgmt_alloc_skb() in mgmt_device_connected() Add check for the return value of mgmt_alloc_skb() in mgmt_device_connected() to prevent null pointer dereference.
MEDIUM 5.5EPSS 0.20%
Does this matter?
Lower severity and a low EPSS score (0.20%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Add check for mgmt_alloc_skb() in mgmt_device_connected() Add check for the return value of mgmt_alloc_skb() in mgmt_device_connected() to prevent null pointer dereference.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.20% probability · 10th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/7841180342c9a0fd97d54f3e62c7369309b5cd84Patch
- https://git.kernel.org/stable/c/7d39387886ffe220323cbed5c155233c3276926bPatch
- https://git.kernel.org/stable/c/bdb1805c248e9694dbb3ffa8867cef2e52cf7261Patch
- https://git.kernel.org/stable/c/d8df010f72b8a32aaea393e36121738bb53ed905Patch
- https://git.kernel.org/stable/c/dc516e66fb28c61b248b393e2ddd63bd7f104969Patch
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.