Vulnerability Details : 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_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.
Vulnerability category: Memory CorruptionGain privilege
Products affected by CVE-2023-28464
- cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.3:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.3:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.3:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.3:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.3:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.3:-:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.1.25:*:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.2.12:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410c_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h300s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h500s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h700s_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:netapp:h410s_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-28464
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 6 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-28464
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2023-28464
-
The product calls free() twice on the same memory address, potentially leading to modification of unexpected memory locations.Assigned by: nvd@nist.gov (Primary)
References for CVE-2023-28464
-
https://www.openwall.com/lists/oss-security/2023/03/28/2
oss-security - CVE-2023-28464: Linux: Bluetooth: hci_conn_cleanup function has double freeMailing List;Patch
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https://lore.kernel.org/lkml/20230309074645.74309-1-wzhmmmmm%40gmail.com/
[PATCH] Bluetooth: Fix double free in hci_conn_cleanup - ZhengHan WangMailing List;Patch
-
https://lore.kernel.org/lkml/20230309074645.74309-1-wzhmmmmm@gmail.com/
[PATCH] Bluetooth: Fix double free in hci_conn_cleanup - ZhengHan WangMailing List;Patch
-
https://www.openwall.com/lists/oss-security/2023/03/28/3
oss-security - Re: CVE-2023-28464: Linux: Bluetooth: hci_conn_cleanup function has double freeMailing List
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https://security.netapp.com/advisory/ntap-20230517-0004/
CVE-2023-28464 Linux Kernel Vulnerability in NetApp Products | NetApp Product SecurityThird Party Advisory
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