CVE-2025-52497

Name
CVE-2025-52497
Description
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.
NVD Severity
medium
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
cve@mitre.org https://github.com/Mbed-TLS/mbedtls-docs/blob/main/security-advisories/mbedtls-security-advisory-2025-06-2.md
af854a3a-2127-422b-91ae-364da2661108 https://lists.debian.org/debian-lts-announce/2025/08/msg00013.html

Match rules

CPE URI Source package Min version Max version
mbedtls >= 0 < 3.6.4

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
mbedtls edge-main 3.6.4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
mbedtls edge-main 3.6.3.1-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls edge-main 3.6.3-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls edge-main 3.6.2-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls 3.22-main 3.6.4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
mbedtls 3.22-main 3.6.3.1-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls 3.21-main 3.6.4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
mbedtls 3.21-main 3.6.3-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls 3.21-main 3.6.2-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls 3.20-main 3.6.4-r0 Natanael Copa <ncopa@alpinelinux.org> fixed
mbedtls 3.20-main 3.6.3-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls 3.20-main 3.6.2-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls 3.19-main 2.28.9-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable
mbedtls 3.19-main 2.28.10-r0 Natanael Copa <ncopa@alpinelinux.org> possibly vulnerable