Silabs: >> Gecko Software Development Kit >> 4.2.1 Security Vulnerabilities
TRNG is used before initialization by ECDSA signing driver when exiting EM2/EM3 on Virtual Secure Vault (VSE) devices. This defect may allow Signature Spoofing by Key Recreation.This issue affects Gecko SDK through v4.4.0.
CVSS Score
6.8
EPSS Score
0.001
Published
2024-02-21
A memory leak in the Silicon Labs' Bluetooth stack for EFR32 products may cause memory to be exhausted when sending notifications to multiple clients, this results in all Bluetooth operations, such as advertising and scanning, to stop.
CVSS Score
6.5
EPSS Score
0.0
Published
2024-02-15
Prior to v7.4.0, Ember ZNet is vulnerable to a denial of service attack through manipulation of the NWK sequence number
CVSS Score
7.5
EPSS Score
0.001
Published
2024-02-05
A potential buffer overflow exists in the Bluetooth LE HCI CPC sample application in the Gecko SDK which may result in a denial of service or remote code execution
CVSS Score
7.5
EPSS Score
0.032
Published
2024-02-02
Glitch detection is not enabled by default for the CortexM33 core in Silicon Labs secure vault high parts EFx32xG2xB, except EFR32xG21B.
CVSS Score
6.8
EPSS Score
0.0
Published
2024-01-03
An unvalidated input in Silicon Labs TrustZone implementation in v4.3.x and earlier of the Gecko SDK allows an attacker to access the trusted region of memory from the untrusted region.
CVSS Score
9.3
EPSS Score
0.001
Published
2024-01-02
An Observable Timing Discrepancy, Covert Timing Channel vulnerability in Silabs GSDK on ARM potentially allows Padding Oracle Crypto Attack on CBC PKCS7.This issue affects GSDK: through 4.4.0.
CVSS Score
4.6
EPSS Score
0.001
Published
2023-12-21
An unvalidated input in a library function responsible for communicating between secure and non-secure memory in Silicon Labs TrustZone implementation allows reading/writing of memory in the secure region of memory from the non-secure region of memory.
CVSS Score
9.0
EPSS Score
0.002
Published
2023-12-15
Forcing the Bluetooth LE stack to segment 'prepare write response' packets can lead to an out-of-bounds memory access.
CVSS Score
5.9
EPSS Score
0.001
Published
2023-09-29
Uninitialized buffer in GBL parser in Silicon Labs GSDK v4.3.0 and earlier allows attacker to leak data from Secure stack via malformed GBL file.
CVSS Score
3.8
EPSS Score
0.001
Published
2023-07-28
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