Information disclosure via Bluetooth buffer over-read
Published Dec 13, 2022 · Updated Apr 22, 2025
Buffer over-read in Qualcomm Snapdragon Bluetooth HOST while pairing and connecting A2DP allows remote attackers to disclose memory contents via crafted Bluetooth traffic. The Bluetooth HOST reads beyond the bounds of pairing or connection data supplied during A2DP negotiation, exposing adjacent memory. Exploitation requires proximity sufficient to conduct Bluetooth pairing; the reported consequence is information disclosure without demonstrated data modification or service interruption.
Summary
What happened
Buffer over-read in Qualcomm Snapdragon Bluetooth HOST while pairing and connecting A2DP allows remote attackers to disclose memory contents via crafted Bluetooth traffic. The Bluetooth HOST reads beyond the bounds of pairing or connection data supplied during A2DP negotiation, exposing adjacent memory. Exploitation requires proximity sufficient to conduct Bluetooth pairing; the reported consequence is information disclosure without demonstrated data modification or service interruption.
The record
- CVE
- CVE-2022-33268
- Published
- Dec 13, 2022
- Updated
- Apr 22, 2025
- Vendor
- Qualcomm
- Product
- Snapdragon
- Classifications
- CWE-125
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Dec 13, 2022CVE publishedPublication date reported by the CVE source.
- Apr 22, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=APQ8009
- Affected versionversion=APQ8017
- Affected versionversion=AR8031
- Affected versionversion=CSRA6620
- Affected versionversion=CSRA6640
- Affected versionversion=MDM9206
- Affected versionversion=MDM9250
- Affected versionversion=MDM9607
- Affected versionversion=MDM9628
- Affected versionversion=QCA6174A
- Affected versionversion=QCA6310
- Affected versionversion=QCA6320
- Affected versionversion=QCA6335
- Affected versionversion=QCA6390
- Affected versionversion=QCA6391
- Affected versionversion=QCA6426
- Affected versionversion=QCA6436
- Affected versionversion=QCA6564A
- Affected versionversion=QCA6564AU
- Affected versionversion=QCA6574
- Affected versionversion=QCA6574A
- Affected versionversion=QCA6574AU
- Affected versionversion=QCA6584AU
- Affected versionversion=QCA6595AU
- Affected versionversion=QCA6696
- Affected versionversion=QCA8337
- Affected versionversion=QCA9367
- Affected versionversion=QCA9377
- Affected versionversion=QCC5100
- Affected versionversion=QCN9011
- Affected versionversion=QCN9012
- Affected versionversion=QCN9074
- Affected versionversion=QCS405
- Affected versionversion=QCS410
- Affected versionversion=QCS605
- Affected versionversion=QCS610
- Affected versionversion=QRB5165
- Affected versionversion=QRB5165M
- Affected versionversion=QRB5165N
- Affected versionversion=Qualcomm215
- Affected versionversion=SA6145P
- Affected versionversion=SA6150P
- Affected versionversion=SA6155
- Affected versionversion=SA6155P
- Affected versionversion=SA8145P
- Affected versionversion=SA8150P
- Affected versionversion=SA8155
- Affected versionversion=SA8155P
- Affected versionversion=SA8195P
- Affected versionversion=SD205
- Affected versionversion=SD210
- Affected versionversion=SD429
- Affected versionversion=SD660
- Affected versionversion=SD835
- Affected versionversion=SD845
- Affected versionversion=SD865 5G
- Affected versionversion=SD870
- Affected versionversion=SD 8 Gen1 5G
- Affected versionversion=SDM429W
- Affected versionversion=SDX24
- Affected versionversion=SDX55
- Affected versionversion=SDX55M
- Affected versionversion=SDXR1
- Affected versionversion=SDXR2 5G
- Affected versionversion=SW5100
- Affected versionversion=SW5100P
- Affected versionversion=WCD9326
- Affected versionversion=WCD9330
- Affected versionversion=WCD9335
- Affected versionversion=WCD9340
- Affected versionversion=WCD9341
- Affected versionversion=WCD9370
- Affected versionversion=WCD9380
- Affected versionversion=WCD9385
- Affected versionversion=WCN3610
- Affected versionversion=WCN3615
- Affected versionversion=WCN3620
- Affected versionversion=WCN3660B
- Affected versionversion=WCN3680
- Affected versionversion=WCN3680B
- Affected versionversion=WCN3950
- Affected versionversion=WCN3980
- Affected versionversion=WCN3988
- Affected versionversion=WCN3990
- Affected versionversion=WCN3998
- Affected versionversion=WCN6850
- Affected versionversion=WCN6851
- Affected versionversion=WCN6855
- Affected versionversion=WCN6856
- Affected versionversion=WCN7850
- Affected versionversion=WCN7851
- Affected versionversion=WSA8810
- Affected versionversion=WSA8815
- Affected versionversion=WSA8830
- Affected versionversion=WSA8835
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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