SB2024070351 - Improper privilege management in Linux kernel media rc driver
Published: July 3, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024070351
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper privilege management (CVE-ID: CVE-2023-52642)
The vulnerability allows a local user to read and manipulate data.
The vulnerability exists due to improperly imposed permissions within the lirc_dev_exit() and rc_dev_get_from_fd() functions in drivers/media/rc/lirc_dev.c, within the lirc_prog_attach(), lirc_prog_detach() and lirc_prog_query() functions in drivers/media/rc/bpf-lirc.c. A local user can read and manipulate data.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/93d8109bf182510629bbefc8cd45296d2393987f
- https://git.kernel.org/stable/c/d98210108e7b2ff64b332b0a3541c8ad6a0617b0
- https://git.kernel.org/stable/c/9f6087851ec6dce5b15f694aeaf3e8ec8243224e
- https://git.kernel.org/stable/c/93136132d1b5792bf44151e3494ae3691cd738e8
- https://git.kernel.org/stable/c/caf2da1d4562de4e35eedec0be2b7f1ee25d83be
- https://git.kernel.org/stable/c/6a9d552483d50953320b9d3b57abdee8d436f23f
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.210
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.149
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.79
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.18
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8