SB20250619240 - NULL pointer dereference in Linux kernel android driver
Published: June 19, 2025 Updated: June 21, 2025
Security Bulletin ID
SB20250619240
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2022-49947)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the binder_alloc_set_vma(), binder_alloc_mmap_handler() and binder_alloc_init() functions in drivers/android/binder_alloc.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.