Back
CVE-2023-53145
Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition
High7.8EPSS 0.19%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btsdio: fix use after free bug in btsdio_remove due to race condition In btsdio_probe, the data->work is bound with btsdio_work. It will be started in btsdio_send_frame. If the btsdio_remove runs with a unfinished work, there may be a race condition that hdev is freed but used in btsdio_work. Fix it by canceling the work before do cleanup in btsdio_remove.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.19% · top 91% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
- affected ddbaf13e3609442b64abb931ac21527772d87980 – < 6c3653627397a0d6eab19b20a59423e118985a6b
- affected ddbaf13e3609442b64abb931ac21527772d87980 – < 3efcbf25e5ab4d4ad1b7e6ba0869ff85540e3f6e
- affected ddbaf13e3609442b64abb931ac21527772d87980 – < a6650d27ab2c12a8ee750f396edb5ac8b4558b2e
- affected ddbaf13e3609442b64abb931ac21527772d87980 – < 746b363bef41cc159c051c47f9e30800bc6b520d
- affected ddbaf13e3609442b64abb931ac21527772d87980 – < a5c2a467e9e789ae0891de55b766daac52e3b7b3
- affected ddbaf13e3609442b64abb931ac21527772d87980 – < 179c65828593aff1f444e15debd40a477cb23cf4
- affected ddbaf13e3609442b64abb931ac21527772d87980 – < 73f7b171b7c09139eb3c6a5677c200dc1be5f318
- affected 2.6.24
- unaffected < 2.6.24
- unaffected 4.14.326 – ≤ 4.14.*
- unaffected 4.19.295 – ≤ 4.19.*
- unaffected 5.4.257 – ≤ 5.4.*
- unaffected 5.10.195 – ≤ 5.10.*
- unaffected 5.15.131 – ≤ 5.15.*
- unaffected 6.1.52 – ≤ 6.1.*
- unaffected 6.3 – ≤ *
References (7)
- https://git.kernel.org/stable/c/6c3653627397a0d6eab19b20a59423e118985a6b (opens in a new tab)
- https://git.kernel.org/stable/c/3efcbf25e5ab4d4ad1b7e6ba0869ff85540e3f6e (opens in a new tab)
- https://git.kernel.org/stable/c/a6650d27ab2c12a8ee750f396edb5ac8b4558b2e (opens in a new tab)
- https://git.kernel.org/stable/c/746b363bef41cc159c051c47f9e30800bc6b520d (opens in a new tab)
- https://git.kernel.org/stable/c/a5c2a467e9e789ae0891de55b766daac52e3b7b3 (opens in a new tab)
- https://git.kernel.org/stable/c/179c65828593aff1f444e15debd40a477cb23cf4 (opens in a new tab)
- https://git.kernel.org/stable/c/73f7b171b7c09139eb3c6a5677c200dc1be5f318 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2023-53145)Record last updated .