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CVE-2022-40503

Buffer over-read in Bluetooth Host.

8.2 HighFix available

Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.

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
High
Integrity
None
Availability
Low

Exploit likelihood

0.41%Up 0.4 points since Apr 4, 2023
90%50%10%1%

What each source reports

CVE List Score used 8.2

Buffer over-read in Bluetooth Host.

Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.

Record
CVE-2022-40503
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
Weakness
CWE-126
Updated
2026-11-02
EUVDEUVD-2022-43778 8.2

Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.

Record
EUVD-2022-43778
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
Updated
2026-11-03
GitHub AdvisoriesGHSA-h95q-46mc-6g3w 7.5

Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.

Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.

Record
GHSA-h95q-46mc-6g3w
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-125, CWE-126
Updated
2026-11-02
NVD 8.2

Information disclosure due to buffer over-read in Bluetooth Host while A2DP streaming.

Record
CVE-2022-40503
CVSS 3.1
8.2 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-126, CWE-125
Updated
2026-11-02

Affected products

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Affected packages

Affected packages
PackageAffectedFixed
platform/system/bt
Android
 SoCVersion:0 up to SoCVersion:2023-04-05, plus listed versions
SoCVersion
SoCVersion:2023-04-05
platform/vendor/qcom-opensource/system/bt
Android
 SoCVersion:0 up to SoCVersion:2023-04-05, plus listed versions
SoCVersion
SoCVersion:2023-04-05

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2022-40503 is a high vulnerability (CVSS 8.2) in Qualcomm 8905 Firmware, published April 1, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.41%, the 34th percentile. Fixed in platform/system/bt SoCVersion:2023-04-05.

References

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