SB2025070102 - Red Hat Enterprise Linux 8 update for kernel

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Main Vulnerability Database SB2025070102

SB2025070102 - Red Hat Enterprise Linux 8 update for kernel

Published: July 1, 2025

Security Bulletin ID SB2025070102
Severity
Low
Patch available
YES
Number of vulnerabilities 3
Exploitation vector Local access
Highest impact Code execution

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 3 secuirty vulnerabilities.


1) Use-after-free (CVE-ID: CVE-2022-49111)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the hci_disconn_phylink_complete_evt() function in net/bluetooth/hci_event.c. A local user can escalate privileges on the system.


2) Use-after-free (CVE-ID: CVE-2022-49114)

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to a use-after-free error within the fc_exch_abts_resp() function in drivers/scsi/libfc/fc_exch.c. A local user can escalate privileges on the system.


3) Memory leak (CVE-ID: CVE-2022-49122)

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to memory leak within the lookup_ioctl() function in drivers/md/dm-ioctl.c. A local user can perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References