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CVE-2022-25740

Buffer Copy Without Checking Size of Input in MODEM

9.8 Critical

Memory corruption in modem due to buffer overwrite while building an IPv6 multicast address based on the MAC address of the iface

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
High
Availability
High

Exploit likelihood

0.42%Up 0.4 points since Apr 4, 2023
90%50%10%1%

What each source reports

CVE List Score used 9.8

Buffer Copy Without Checking Size of Input in MODEM

Memory corruption in modem due to buffer overwrite while building an IPv6 multicast address based on the MAC address of the iface

Record
CVE-2022-25740
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-120
Updated
2026-11-02
EUVDEUVD-2022-30395 9.8

Memory corruption in modem due to buffer overwrite while building an IPv6 multicast address based on the MAC address of the iface

Record
EUVD-2022-30395
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-r4hx-pgm4-prgq 9.8

Memory corruption in modem due to buffer overwrite while building an IPv6 multicast address based...

Memory corruption in modem due to buffer overwrite while building an IPv6 multicast address based on the MAC address of the iface

Record
GHSA-r4hx-pgm4-prgq
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-120, CWE-787
Updated
2026-11-02
NVD 9.8

Memory corruption in modem due to buffer overwrite while building an IPv6 multicast address based on the MAC address of the iface

Record
CVE-2022-25740
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-120, CWE-787
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-2022-25740 is a critical vulnerability (CVSS 9.8) in Qualcomm 9205 Lte Modem Firmware, published April 4, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.42%, the 36th percentile. No source names a fixed version.

References

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