Known Vulnerabilities for Mbed Os by Arm

Listed below are 5 of the newest known vulnerabilities associated with "Mbed Os" by "Arm".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-34877 json An issue was discovered in Mbed TLS versions from 2.19.0 up to 3.6.5, Mbed TLS 4.0.0. Insufficient protection of serialized S... Not Provided 2026-04-02 2026-04-02
CVE-2026-34876 json An issue was discovered in Mbed TLS 3.x before 3.6.6. An out-of-bounds read vulnerability in mbedtls_ccm_finish() in library/... Not Provided 2026-04-02 2026-04-02
CVE-2026-34875 json An issue was discovered in Mbed TLS through 3.6.5 and TF-PSA-Crypto 1.0.0. A buffer overflow can occur in public key export f... Not Provided 2026-04-01 2026-04-01
CVE-2026-34874 json An issue was discovered in Mbed TLS through 3.6.5 and 4.x through 4.0.0. There is a NULL pointer dereference in distinguished... Not Provided 2026-04-01 2026-04-01
CVE-2026-34873 json An issue was discovered in Mbed TLS 3.5.0 through 4.0.0. Client impersonation can occur while resuming a TLS 1.3 session. Not Provided 2026-04-01 2026-04-02
CVE-2026-34872 json An issue was discovered in Mbed TLS 3.5.x and 3.6.x through 3.6.5 and TF-PSA-Crypto 1.0. There is a lack of contributory beha... Not Provided 2026-04-01 2026-04-01
CVE-2026-34871 json An issue was discovered in Mbed TLS before 3.6.6 and 4.x before 4.1.0 and TF-PSA-Crypto before 1.1.0. There is a Predictable ... Not Provided 2026-04-01 2026-04-01
CVE-2026-25835 json Mbed TLS before 3.6.6 and TF-PSA-Crypto before 1.1.0 misuse seeds in a Pseudo-Random Number Generator (PRNG). Not Provided 2026-04-01 2026-04-01
CVE-2026-25834 json Mbed TLS v3.3.0 up to 3.6.5 and 4.0.0 allows Algorithm Downgrade. Not Provided 2026-04-01 2026-04-01
CVE-2026-25833 json Mbed TLS 3.5.0 to 3.6.5 fixed in 3.6.6 and 4.1.0 has a buffer overflow in the x509_inet_pton_ipv6() function Not Provided 2026-04-01 2026-04-01
Results limited to 10 most recent vulnerabilities

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
Operating
System		ArmMbed Os5.15.3
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