Home/CVE/hci_conn_cleanup in net/bluetooth/hci_conn.c in the Linux kernel through 6.2.9 has a use-after-free (observed in hci_con
CVE

CVE-2023-28464

hci_conn_cleanup in net/bluetooth/hci_conn.c in the Linux kernel through 6.2.9 has a use-after-free (observed in hci_con

hci_conn_cleanup in net/bluetooth/hci_conn.c in the Linux kernel through 6.2.9 has a use-after-free (observed in hci_conn_hash_flush) because of calls to hci_dev_put and hci_conn_put. There is a double free that may lead to privilege escalation.

HIGH · CVSS 7.8 EPSS 0.00023
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-415Double Free
▤

Affected Products & Versions

6
linux kernelall versions
netapp h300s firmwareall versions
netapp h410c firmwareall versions
netapp h410s firmwareall versions
netapp h500s firmwareall versions
netapp h700s firmwareall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · cve@mitre.org
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 NVD31 Mar 2023 · 04:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

30
rhsaRHSA-2024:2394Low
rhsaRHSA-2024:3138Moderate
rhsaRHSA-2024:2950Moderate
suse-csafSUSE-SU-2023:2871-1
suse-csafSUSE-SU-2023:2805-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://lore.kernel.org/lkml/20230309074645.74309-1-wzhmmmmm%40gmail.com/Mailing ListPatch
https://security.netapp.com/advisory/ntap-20230517-0004/Third Party Advisory
https://www.openwall.com/lists/oss-security/2023/03/28/2Mailing ListPatch
https://www.openwall.com/lists/oss-security/2023/03/28/3Mailing List
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