Race Condition Affecting rv package, versions <0:5.14.0-427.13.1.el9_4


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.07% (19th percentile)

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  • Snyk IDSNYK-CENTOS9-RV-6734640
  • published30 Apr 2024
  • disclosed17 Apr 2023

Introduced: 17 Apr 2023

CVE-2023-31083  (opens in a new tab)
CWE-362  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade Centos:9 rv to version 0:5.14.0-427.13.1.el9_4 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rv package and not the rv package as distributed by Centos. See How to fix? for Centos:9 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1