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The vulnerability of the hci_conn_hash_flush() function in the net/bluetooth/hci_conn.c module of the Linux operating system allows a malicious actor to increase their privileges.

🗓️ 03 Apr 2023 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec🔗 bdu.fstec.ru👁 6 Views

The hci_conn_hash_flush function in Linux Bluetooth code enables privilege escalation via memory double free.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Vulnerabilities in Linux Kernel might affect IBM Storage Copy Data Management
27 Sep 202418:10
–ibm
ATTACKERKB		CVE-2023-28464
31 Mar 202316:15
–attackerkb
Tenable Nessus		Alibaba Cloud Linux 3 : 0017: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2024:0017)
14 May 202500:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0149: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2024:0149)
14 May 202500:00
–nessus
Tenable Nessus		MiracleLinux 9 : kernel-5.14.0-427.13.1.el9_4 (AXSA:2024-8139:13)
20 Jan 202600:00
–nessus
Tenable Nessus		MiracleLinux 8 : kernel-4.18.0-553.el8_10 (AXSA:2024-8398:15)
20 Jan 202600:00
–nessus
Tenable Nessus		Oracle Linux 7 : Unbreakable Enterprise kernel-container (ELSA-2024-12153)
12 Feb 202400:00
–nessus
Tenable Nessus		Oracle Linux 8 : Unbreakable Enterprise kernel-container (ELSA-2024-12154)
12 Feb 202400:00
–nessus
Tenable Nessus		Oracle Linux 9 : kernel (ELSA-2024-2394)
6 May 202400:00
–nessus
Tenable Nessus		Oracle Linux 8 : kernel (ELSA-2024-3138)
28 May 202400:00
–nessus
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19 Aug 2025 00:00Current
6.4Medium risk
Vulners AI Score6.4
CVSS 26.8
CVSS 37.8
EPSS0.00274
privilege escalationdouble freelinux bluetooth
6