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CVE-2023-53386
Bluetooth: Fix potential use-after-free when clear keys
High7.8EPSS 0.15%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 ("Bluetooth: Fix use-after-free in hci_remove_ltk/hci_remove_irk"). We can not access k after kfree_rcu() call.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CISA-ADPADP (enrichment) | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 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)
- 0.15% · top 95% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
- affected d7d41682efc25d58b5bd8b80e85e3c9ce586635c – < e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd
- affected d7d41682efc25d58b5bd8b80e85e3c9ce586635c – < 942d8cefb022f384d5424f8b90c7878f3f93726f
- affected d7d41682efc25d58b5bd8b80e85e3c9ce586635c – < 94617b736c25091b60e514e2e7aeafcbbee6b700
- affected d7d41682efc25d58b5bd8b80e85e3c9ce586635c – < da19f35868dfbecfff4f81166c054d2656cb1be4
- affected d7d41682efc25d58b5bd8b80e85e3c9ce586635c – < 35cc42f04bc49f0656f6840cb7451b3df6049649
- affected d7d41682efc25d58b5bd8b80e85e3c9ce586635c – < 3673952cf0c6cf81b06c66a0b788abeeb02ff3ae
- affected 5.7
- unaffected < 5.7
- unaffected 5.10.195 – ≤ 5.10.*
- unaffected 5.15.132 – ≤ 5.15.*
- unaffected 6.1.53 – ≤ 6.1.*
- unaffected 6.4.16 – ≤ 6.4.*
- unaffected 6.5.3 – ≤ 6.5.*
- unaffected 6.6 – ≤ *
References (6)
- https://git.kernel.org/stable/c/e87da6a0ac6e631454e7da53a76aa9fe44aaa5dd (opens in a new tab)
- https://git.kernel.org/stable/c/942d8cefb022f384d5424f8b90c7878f3f93726f (opens in a new tab)
- https://git.kernel.org/stable/c/94617b736c25091b60e514e2e7aeafcbbee6b700 (opens in a new tab)
- https://git.kernel.org/stable/c/da19f35868dfbecfff4f81166c054d2656cb1be4 (opens in a new tab)
- https://git.kernel.org/stable/c/35cc42f04bc49f0656f6840cb7451b3df6049649 (opens in a new tab)
- https://git.kernel.org/stable/c/3673952cf0c6cf81b06c66a0b788abeeb02ff3ae (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-2023-53386)Record last updated .