CVE-2023-43528 — Information disclosure when the ADSP payload size received in HLOS in response t

Information disclosure when the ADSP payload size received in HLOS in response to Audio Stream Manager matrix session is less than this expected size.

01What is this vulnerability?

Information disclosure when the ADSP payload size received in HLOS in response to Audio Stream Manager matrix session is less than this expected size.

02Affected products

Vendor	Product	Versions
Qualcomm, Inc.	Snapdragon	AR8035, C-V2X 9150, CSRB31024, FastConnect 6800, FastConnect 6900, FastConnect 7800, MSM8996AU, QAM8255P, QAM8295P, QAM8650P, QAM8775P, QAMSRV1H, QAMSRV1M, QCA6310, QCA6320, QCA6391, QCA6426, QCA6436, QCA6564A, QCA6564AU, QCA6574A, QCA6574AU, QCA6584AU, QCA6595AU, QCA6696, QCA6698AQ, QCA8081, QCA8337, QCA9367, QCA9377, QCC710, QCN6224, QCN6274, QCN9074, QCS410, QCS610, QFW7114, QFW7124, Qualcomm Video Collaboration VC1 Platform, Qualcomm Video Collaboration VC3 Platform, SA6145P, SA6150P, SA6155P, SA7255P, SA8145P, SA8150P, SA8155P, SA8195P, SA8255P, SA8295P, SA8620P, SA8650P, SA8770P, SA8775P, SA9000P, SD660, SD835, SD865 5G, SDM429W, Snapdragon 429 Mobile Platform, Snapdragon 660 Mobile Platform, Snapdragon 820 Automotive Platform, Snapdragon 835 Mobile PC Platform, Snapdragon 865 5G Mobile Platform, Snapdragon 865+ 5G Mobile Platform (SM8250-AB), Snapdragon 870 5G Mobile Platform (SM8250-AC), Snapdragon Auto 5G Modem-RF, Snapdragon Auto 5G Modem-RF Gen 2, Snapdragon Wear 4100+ Platform, Snapdragon X55 5G Modem-RF System, Snapdragon X72 5G Modem-RF System, Snapdragon X75 5G Modem-RF System, Snapdragon XR2 5G Platform, Snapdragon Auto 4G Modem, SRV1H, SRV1M, SXR2130, WCD9335, WCD9340, WCD9341, WCD9370, WCD9380, WCN3610, WCN3620, WCN3660B, WCN3680B, WCN3950, WCN3980, WCN3990, WSA8810, WSA8815

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

Open in Sigma generator →

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2024-05-06T14:32:08.355Z
• Last modified: 2024-08-02T19:44:43.328Z

09References

• docs.qualcomm.com — https://docs.qualcomm.com/product/publicresources/securitybulletin/may-2024-bull…