CVE-2023-43538 — Memory corruption in TZ Secure OS while Tunnel Invoke Manager initialization

Memory corruption in TZ Secure OS while Tunnel Invoke Manager initialization.

01What is this vulnerability?

Memory corruption in TZ Secure OS while Tunnel Invoke Manager initialization.

02Affected products

Vendor	Product	Versions
Qualcomm, Inc.	Snapdragon	AQT1000, AR8035, FastConnect 6200, FastConnect 6800, FastConnect 6900, FastConnect 7800, QAM8255P, QAM8295P, QAM8650P, QAM8775P, QCA6174A, QCA6310, QCA6335, QCA6391, QCA6420, QCA6421, QCA6426, QCA6430, QCA6431, QCA6436, QCA6564A, QCA6564AU, QCA6574, QCA6574A, QCA6574AU, QCA6584AU, QCA6595, QCA6595AU, QCA6696, QCA6698AQ, QCA6797AQ, QCA8081, QCA8337, QCA9377, QCC710, QCM8550, QCN6224, QCN6274, QCS8550, QDU1000, QDU1010, QDU1110, QDU1210, QDX1010, QDX1011, QFW7114, QFW7124, QRU1032, QRU1052, QRU1062, QSM8350, Robotics RB3 Platform, SA6145P, SA6155, SA6155P, SA8150P, SA8155, SA8155P, SA8255P, SA8295P, SA8540P, SA8770P, SA8775P, SA9000P, SC8380XP, SD 675, SD 8 Gen1 5G, SD 8CX, SD670, SD675, SD855, SD865 5G, SDX55, SDX57M, SG8275P, SM7250P, SM8550P, Snapdragon 670 Mobile Platform, Snapdragon 675 Mobile Platform, Snapdragon 678 Mobile Platform (SM6150-AC), Snapdragon 765 5G Mobile Platform (SM7250-AA), Snapdragon 765G 5G Mobile Platform (SM7250-AB), Snapdragon 768G 5G Mobile Platform (SM7250-AC), Snapdragon 8 Gen 1 Mobile Platform, Snapdragon 8 Gen 2 Mobile Platform, Snapdragon 8+ Gen 2 Mobile Platform, Snapdragon 845 Mobile Platform, Snapdragon 850 Mobile Compute Platform, Snapdragon 855 Mobile Platform, Snapdragon 855+/860 Mobile Platform (SM8150-AC), Snapdragon 865 5G Mobile Platform, Snapdragon 865+ 5G Mobile Platform (SM8250-AB), Snapdragon 870 5G Mobile Platform (SM8250-AC), Snapdragon 888 5G Mobile Platform, Snapdragon 888+ 5G Mobile Platform (SM8350-AC), Snapdragon 8c Compute Platform (SC8180X-AD) "Poipu Lite", Snapdragon 8c Compute Platform (SC8180XP-AD) "Poipu Lite", Snapdragon 8cx Compute Platform (SC8180X-AA, AB), Snapdragon 8cx Compute Platform (SC8180XP-AC, AF) "Poipu Pro", Snapdragon 8cx Gen 2 5G Compute Platform (SC8180X-AC, AF) "Poipu Pro", Snapdragon 8cx Gen 2 5G Compute Platform (SC8180XP-AA, AB), Snapdragon 8cx Gen 3 Compute Platform (SC8280XP-AB, BB), Snapdragon AR2 Gen 1 Platform, Snapdragon Auto 5G Modem-RF Gen 2, Snapdragon X24 LTE Modem, Snapdragon X50 5G Modem-RF System, Snapdragon X55 5G Modem-RF System, Snapdragon X65 5G Modem-RF System, Snapdragon X75 5G Modem-RF System, Snapdragon XR2 5G Platform, SSG2115P, SSG2125P, SXR1230P, SXR2130, SXR2230P, Vision Intelligence 300 Platform, Vision Intelligence 400 Platform, WCD9326, WCD9340, WCD9341, WCD9370, WCD9375, WCD9380, WCD9385, WCD9390, WCD9395, WCN3950, WCN3980, WCN3990, WSA8810, WSA8815, WSA8830, WSA8832, WSA8835, WSA8840, WSA8845, WSA8845H

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: 2024-06-03T10:05:14.252Z
• Last modified: 2024-08-02T19:44:43.850Z

09References

• docs.qualcomm.com — https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2024-bul…