MEDIUM 4.8 Microsoft

CVE-2025-52497

Mbed TLS before 3.6.4 has a PEM parsing one-byte heap-based buffer underflow, in mbedtls_pem_read_buffer and two mbedtls_pk_parse functions, via untrusted PEM input.

Microsoft Security Update 2025-Jul: Mbed TLS before 3.6.4 has a PEM parsing one-byte heap-based buffer underflow, in mbedtls_pem_read_buffer and two mbedtls_pk_parse functions, via untrusted PEM input.

Affected Products

References

Published: 2025-07-08 · Source: Microsoft · Feed updated: 2026-09-11
This medium severity vulnerability with a CVSS score of 4.8 was published on 2025-07-08 via Microsoft. Affected: azl3 qemu 10.1.0-1 on Azure Linux 3.0.
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