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cve[email protected]CVE-2023-31083
HistoryApr 24, 2023 - 6:15 a.m.

CVE-2023-31083

2023-04-2406:15:07
CWE-476
CWE-362
[email protected]
web.nvd.nist.gov
264
cve-2023-31083
linux kernel
bluetooth
hci_ldisc.c
race condition
null pointer dereference

4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

5.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

An issue was discovered in drivers/bluetooth/hci_ldisc.c in the Linux kernel 6.2. In hci_uart_tty_ioctl, there is a race condition between HCIUARTSETPROTO and HCIUARTGETPROTO. HCI_UART_PROTO_SET is set before hu->proto is set. A NULL pointer dereference may occur.

Affected configurations

NVD
Node
linuxlinux_kernelMatch6.2

Related

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4.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

5.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON
Related for CVE-2023-31083
cvelist1ubuntucve1debiancve1prion1nvd1redhatcve1ubuntu14osv18nessus32openvas22oraclelinux2rocky2redhat4ibm2