SB2023100477 - Multiple vulnerabilities in Qualcomm firmware
Published: October 4, 2023 Updated: February 13, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 3 vulnerabilities.
1) Use of Out-of-range Pointer Offset (CVE-ID: CVE-2023-33106)
CWE-ID: CWE-823 - Use of Out-of-range Pointer Offset
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error while submitting a large list of sync points in an AUX command to the IOCTL_KGSL_GPU_AUX_COMMAND. A local user can trigger memory corruption and execute arbitrary code with elevated privileges.
Note, the vulnerability is being actively exploited in the wild.
2) Integer overflow (CVE-ID: CVE-2023-33107)
CWE-ID: CWE-190 - Integer overflow
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to integer overflow while assigning shared virtual memory region during IOCTL call. A local user can trigger an integer overflow and execute arbitrary code with elevated privileges.
Note, the vulnerability is being actively exploited in the wild.
3) Use-after-free (CVE-ID: CVE-2023-33063)
CWE-ID: CWE-416 - Use After Free
CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:A/U:Amber
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error during a remote call from HLOS to DSP. A local user can trigger a use-after-free error and execute arbitrary code with elevated privileges.
Note, the vulnerability is being actively exploited in the wild.
Remediation
Install update from vendor's website.