Vulnerability

CVE-2023-33107

High· 8.4KEVCVSS8.4EPSS1%

.rules3/5

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.

Threat signal

94/100

Severe

Severity

high

CVSS

8.4

EPSS

Active

KEV

CISA KEV — actively exploited

903d overdue

AffectedQualcomm — Multiple Chipsets

Added to KEV

2023-12-05

Federal patch due (BOD 22-01)

2023-12-26

Required action (CISA verbatim)

Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Vendor advisory + references

CISA 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.”

CVSS

v3.1Open in FIRST calculator →

8.4/ 10HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack VectorLocalRequires local access — shell, console, or local app.
Attack ComplexityLowNo special conditions — exploit works reliably.
Privileges RequiredNoneUnauthenticated — no credentials needed.
User InteractionNoneFully automated — no victim action needed.
ScopeUnchangedImpact contained to the vulnerable component.
Confidentiality ImpactHighTotal disclosure of sensitive data.
Integrity ImpactHighTotal compromise of integrity — full data modification possible.
Availability ImpactHighTotal loss of availability — full DoS possible.

EPSS

Exploit prediction · 30-day horizonFIRST.org →

0.89%

probability of exploitation in next 30 days

p55

higher than 55% of all CVEs

6-day trend↑ 0.5pp

Low exploitation likelihood — defer if no other signals fire.

Vendor VEX

No VEX statements published for CVE-2023-33107. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.

SSVCAct

Active exploitation with total impact on essential/support systems

exploitation: active
automatable: yes
impact: total
mission: support

Lifecycle

2023-12-05Added to CISA KEVransomware: Unknown
2023-12-05Published
2023-12-26Federal patch due (BOD 22-01)
2026-06-15Last modified1 source

No source-event history recorded yet. New revisions will appear here as ingestors re-fetch this CVE.