VulnerabilityAnalyzed
CVE-2022-49202
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_uart: add missing NULL check in h5_enqueue Syzbot hit general protection fault in __pm_runtime_resume().
MEDIUM 5.5EPSS 0.26%
Does this matter?
Lower severity and a low EPSS score (0.26%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_uart: add missing NULL check in h5_enqueue Syzbot hit general protection fault in __pm_runtime_resume(). The problem was in missing NULL check. hu->serdev can be NULL and we should not blindly pass &serdev->dev somewhere, since it will cause GPF.
- 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
- 0.26% probability · 17th 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/32cb08e958696908a9aad5e49a78d74f7e32fffbPatch
- https://git.kernel.org/stable/c/7235485433d290367d60ae22fcdfc565e61d42abPatch
- https://git.kernel.org/stable/c/8a3896c30f542439d36303183dc96f65df8cc528Patch
- https://git.kernel.org/stable/c/e6b6c904c0f88588b6a3ace20e4c0d61eab124f8Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.