CVE-2023-33107
Published: December 5, 2023
Official Description
Multiple Qualcomm chipsets contain an integer overflow vulnerability due to memory corruption in Graphics Linux while assigning shared virtual memory region during IOCTL call.
CISA KEV Advisory
Qualcomm Multiple Chipsets Integer Overflow Vulnerability
Multiple Qualcomm chipsets contain an integer overflow vulnerability due to memory corruption in Graphics Linux while assigning shared virtual memory region during IOCTL call.
Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.
Risk Analysis
This integer overflow vulnerability in multiple Qualcomm chipsets can lead to memory corruption in Graphics Linux during IOCTL calls. The high severity and confirmed exploitation in the wild make this an urgent concern.
This vulnerability is actively being exploited in the wild.
Apply all available security updates for Qualcomm chipsets to address this integer overflow vulnerability. Ensure that device firmware and drivers are kept up to date.
Technical Analysis
CVE-2023-33107 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2023-33107 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-33107 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1