EUVD-2025-210021
GHSA-m8h2-g2g3-v35r
Severity by source
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Primary rating from Vendor (qualcomm) · only source for this CVE.
CVSS VectorVendor: qualcomm
Lifecycle Timeline
1DescriptionCVE.org
Memory Corruption when writing to invalid memory locations occurs due to heap memory exhaustion during secure data initialization.
AnalysisAI
Local privilege escalation and memory corruption in Qualcomm Snapdragon platforms allows an attacker with low-privileged local access to corrupt memory during secure data initialization, leading to high impact on confidentiality, integrity, and availability. The flaw is traceable to a NULL pointer dereference (CWE-476) reachable when heap memory is exhausted, and is addressed in the Qualcomm June 2026 security bulletin. No public exploit identified at time of analysis, and EPSS data was not provided.
Technical ContextAI
Snapdragon is Qualcomm's family of mobile and embedded SoC platforms whose firmware and driver components are integrated by OEMs into Android handsets, automotive systems, IoT, and connected PCs. The root cause is classified as CWE-476 (NULL Pointer Dereference) but manifests as memory corruption: during a 'secure data initialization' routine, heap exhaustion causes an allocation to fail, the resulting NULL pointer is dereferenced for a write operation, and the write lands at an attacker-influenced offset from address zero. Vendor-supplied tags (Buffer Overflow, Denial of Service, Null Pointer Dereference) indicate the bug straddles availability impact and a write primitive useful for memory corruption, consistent with the H/H/H impact metrics in the CVSS vector.
RemediationAI
Patch available per vendor advisory: apply the fixes documented in the Qualcomm June 2026 Security Bulletin (https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2026-bulletin.html) once propagated to your OEM's monthly Android security patch level or firmware release; exact patched component versions are listed in that bulletin and should be cross-referenced against your device's chipset. Where OEM patches lag, compensating controls are limited because the bug is reachable from local code - restrict installation of untrusted applications via MDM application allowlisting (trade-off: reduces user flexibility and breaks sideloading workflows), enforce Play Protect / equivalent runtime scanning, and for high-value handsets consider disabling install-from-unknown-sources entirely until the OEM ships the fix. No reliable network-layer or feature-disable workaround exists because the affected routine is in Snapdragon secure-data initialization rather than an optional service.
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Same weakness CWE-476 – NULL Pointer Dereference
View allSame technique Buffer Overflow
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External POC / Exploit Code
Leaving vuln.today