Description
A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. A call to btsdio_remove with an unfinished job may cause a race problem which leads to a UAF on hdev devices.
Published: 2023-04-11
Score: 7 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

Vendor Workaround

This flaw can be mitigated by preventing the affected Generic Bluetooth SDIO driver kernel module from loading during the boot time. Ensure the module is added into the blacklist file. ~~~ Refer: How do I blacklist a kernel module to prevent it from loading automatically? https://access.redhat.com/solutions/41278 ~~~

Tracking

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Advisories
Source ID Title
Debian DLA Debian DLA DLA-3403-1 linux security update
Debian DLA Debian DLA DLA-3404-1 linux-5.10 security update
Debian DLA Debian DLA DLA-3710-1 linux security update
Debian DSA Debian DSA DSA-5492-1 linux security update
Ubuntu USN Ubuntu USN USN-6033-1 Linux kernel (OEM) vulnerabilities
Ubuntu USN Ubuntu USN USN-6175-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-6186-1 Linux kernel vulnerabilities
History

Thu, 01 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
First Time appeared Netapp hci Baseboard Management Controller
CPEs cpe:2.3:a:netapp:hci_baseboard_management_controller:h300s:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h410c:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h410s:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h500s:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_baseboard_management_controller:h700s:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:-:*:*:*:*:*:*:*
Vendors & Products Netapp hci Baseboard Management Controller
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Thu, 01 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
Description A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. In this flaw, a call to btsdio_remove with an unfinished job, may cause a race problem leading to a UAF on hdev devices. A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. A call to btsdio_remove with an unfinished job may cause a race problem which leads to a UAF on hdev devices.
Title kernel: Use after free bug in btsdio_remove due to race condition Kernel: use after free bug in btsdio_remove due to race condition
CPEs cpe:/a:redhat:enterprise_linux:8::crb
cpe:/a:redhat:enterprise_linux:8::realtime
cpe:/a:redhat:enterprise_linux:9::appstream
cpe:/a:redhat:enterprise_linux:9::crb
cpe:/a:redhat:enterprise_linux:9::nfv
cpe:/a:redhat:enterprise_linux:9::realtime
cpe:/a:redhat:rhel_eus:8.6::crb
cpe:/a:redhat:rhel_eus:8.8::crb
cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8::baseos
cpe:/o:redhat:enterprise_linux:9::baseos
cpe:/o:redhat:rhel_eus:8.6::baseos
cpe:/o:redhat:rhel_eus:8.8::baseos
References

Subscriptions

Debian Debian Linux
Linux Linux Kernel
Netapp H300s H410c H410s H500s H700s Hci Baseboard Management Controller
Redhat Enterprise Linux Rhel Eus Rhev Hypervisor
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2026-10-01T10:58:00.904Z

Reserved: 2023-04-11T00:00:00.000Z

Link: CVE-2023-1989

cve-icon Vulnrichment

Updated: 2024-08-02T06:05:27.122Z

cve-icon NVD

Status : Modified

Published: 2023-04-11T21:15:15.503

Modified: 2026-10-01T11:17:14.277

Link: CVE-2023-1989

cve-icon Redhat

Severity : Moderate

Publid Date: 2023-03-09T06:30:00Z

Links: CVE-2023-1989 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses