Home/CVE/A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. In this flaw, a call
CVE

CVE-2023-1989

A use-after-free flaw was found in btsdio_remove in drivers\bluetooth\btsdio.c in the Linux Kernel. In this flaw, a call

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.

HIGH · CVSS 7 EPSS 0.0002
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-416Use After Free
CWE-416Use After Free
▤

Affected Products & Versions

13
linux kernel>= 2.6.24 and < 4.14.312
linux kernel>= 4.15 and < 4.19.280
linux kernel>= 4.20 and < 5.4.240
linux kernel>= 5.5 and < 5.10.177
linux kernel>= 5.11 and < 5.15.105
linux kernel>= 5.16 and < 6.1.22
linux kernel>= 6.2 and < 6.2.9
netapp h300sall versions
▣

Scoring & Timeline

7
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD11 Apr 2023 · 09:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

30
rhsaRHSA-2023:6583Moderate
rhsaRHSA-2023:7077Moderate
rhsaRHSA-2024:0724Low
suse-csafSUSE-SU-2025:02334-1
suse-csafSUSE-SU-2025:01983-1
🔗

References & Sources

6
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git/commit/?id=f132c2d13088Mailing ListPatchVendor Advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00005.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2023/05/msg00006.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html
https://security.netapp.com/advisory/ntap-20230601-0004/Third Party Advisory
https://www.debian.org/security/2023/dsa-5492Third Party Advisory
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