SB2024102199 - Use-after-free in Linux kernel realtek rtw88 driver
Published: October 21, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024102199
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2024-47718)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the rtw_wait_firmware_completion() function in drivers/net/wireless/realtek/rtw88/main.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/a0c1e2da652cf70825739bc12d49ea15805690bf
- https://git.kernel.org/stable/c/ceaab3fb64d6a5426a3db8f87f3e5757964f2532
- https://git.kernel.org/stable/c/7887ad11995a4142671cc49146db536f923c8568
- https://git.kernel.org/stable/c/1b8178a2ae272256ea0dc4f940320a81003535e2
- https://git.kernel.org/stable/c/9432185540bafd42b7bfac6e6ef2f0a0fb4be447
- https://git.kernel.org/stable/c/e9a78d9417e167410d6fb83c4e908b077ad8ba6d
- https://git.kernel.org/stable/c/0e735a4c6137262bcefe45bb52fde7b1f5fc6c4d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.168
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.54