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CVE-2023-33056

NULL Pointer dereference in WLAN Firmware

7.5 High

Transient DOS in WLAN Firmware when firmware receives beacon including T2LM IE.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.51%Up 0.5 points since Nov 7, 2023
90%50%10%1%

What each source reports

CVE List Score used 7.5

NULL Pointer dereference in WLAN Firmware

Transient DOS in WLAN Firmware when firmware receives beacon including T2LM IE.

Record
CVE-2023-33056
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
EUVDEUVD-2023-37245 7.5

Transient DOS in WLAN Firmware when firmware receives beacon including T2LM IE.

Record
EUVD-2023-37245
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-956p-f3rr-w9v3 7.5

Transient DOS in WLAN Firmware when firmware receives beacon including T2LM IE.

Transient DOS in WLAN Firmware when firmware receives beacon including T2LM IE.

Record
GHSA-956p-f3rr-w9v3
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
NVD 7.5

Transient DOS in WLAN Firmware when firmware receives beacon including T2LM IE.

Record
CVE-2023-33056
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
aliases, publishedEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-33056 is a high vulnerability (CVSS 7.5) in Qualcomm Ar8035 Firmware, published November 7, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.51%, the 43rd percentile. No source names a fixed version.

References

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