Homepage
About Snyk

Race Condition Affecting kernel-uki-virt package, versions <0:5.14.0-427.13.1.el9_4

Severity

 Recommended
high

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.04% (6th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk ID SNYK-ALMALINUX9-KERNELUKIVIRT-8330352
  • published 4 Nov 2024
  • disclosed 30 Apr 2024
Report a new vulnerability Found a mistake?

Introduced: 30 Apr 2024

CVE-2023-31083 Open this link in a new tab
CWE-362 Open this link in a new tab
CWE-476 Open this link in a new tab

How to fix?

Upgrade AlmaLinux:9 kernel-uki-virt to version 0:5.14.0-427.13.1.el9_4 or higher.
This issue was patched in ALSA-2024:2394.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-uki-virt package and not the kernel-uki-virt package as distributed by AlmaLinux. See How to fix? for AlmaLinux: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.

References

CVSS Scores

version 3.1
Expand this section

NVD

4.7 medium
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    High
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    None
  • Integrity (I)
    None
  • Availability (A)
    High
Expand this section

SUSE

5.5 medium
Expand this section

Red Hat

4.7 medium