Security readout for executives and security teams
Plain-English summary
A flaw in Qualcomm's Snapdragon camera driver can let a highly privileged local actor write outside expected memory bounds. If reachable on a device, it could compromise confidentiality, integrity, and availability. Public sources do not show internet exposure or active exploitation; urgency depends on where affected Snapdragon components appear in your fleet.
Executive priority
Treat this as a moderate-priority firmware hygiene issue with potentially high device impact. It is not presented as remotely exploitable or actively exploited, but broad Snapdragon use means asset owners should confirm OEM patch coverage and close gaps on managed devices.
Technical view
CVE-2021-35118 is an out-of-bounds write caused by an incorrect input check in Qualcomm's camera driver. CVSS 3.1 is 6.7: local attack vector, low complexity, high privileges required, no user interaction, unchanged scope, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is likely in products built on the listed Snapdragon Auto, Compute, Connectivity, IoT, Mobile, Wearables, and related components. Actual risk depends on OEM firmware, whether the affected camera driver is present, and whether attackers can already obtain high local privileges.
Exploitation context
The provided sources do not report active exploitation, and the CVE is not listed as KEV. The high-privilege local requirement lowers broad attack likelihood, but successful exploitation could have serious device-level impact where the vulnerable driver is reachable.
Researcher notes
The source bundle does not provide CWE, patch diff, proof of concept, affected driver paths, or OEM-specific fixed versions. Research should stay focused on confirming chipset and firmware exposure through vendor documentation rather than assuming all Snapdragon-based products are vulnerable.
Mitigation direction
- Review Qualcomm's June 2022 security bulletin and affected chipset list.
- Apply OEM firmware or security updates that incorporate Qualcomm's fix.
- Inventory products using the listed Snapdragon components.
- Prioritize managed mobile, IoT, automotive, and embedded systems with camera functionality.
- Track OEM advisories when direct Qualcomm patch status is not visible.
Validation and detection
- Map fleet hardware to the affected Qualcomm part numbers.
- Confirm installed firmware includes the relevant June 2022 Qualcomm security update.
- Check OEM release notes for CVE-2021-35118 coverage.
- Verify high-risk devices are receiving current security updates.
- Document exceptions where vendor patch availability is unclear.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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CVE-2021-35118 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.7 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H0.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.7MediumVector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://www.qualcomm.com/company/product-security/bulletins/june-2022-bulletinCVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.