Bug 2453963 (CVE-2026-34875)
| Summary: | CVE-2026-34875 mbedtls: Mbed TLS and TF-PSA-Crypto: Arbitrary code execution due to buffer overflow in FFDH key export | ||
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| Product: | [Other] Security Response | Reporter: | OSIDB Bzimport <bzimport> |
| Component: | vulnerability | Assignee: | Product Security DevOps Team <prodsec-dev> |
| Status: | NEW --- | QA Contact: | |
| Severity: | urgent | Docs Contact: | |
| Priority: | urgent | ||
| Version: | unspecified | Keywords: | Security |
| Target Milestone: | --- | ||
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | --- | |
| Doc Text: |
A flaw was found in Mbed TLS and TF-PSA-Crypto. This vulnerability, a buffer overflow, occurs during the export of public keys for FFDH (Finite Field Diffie-Hellman) keys. A remote attacker could exploit this to potentially execute arbitrary code, gaining full control over the affected system, or cause a denial of service, making the system unavailable.
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | Type: | --- | |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 2454205, 2454209, 2454201, 2454212, 2454214 | ||
| Bug Blocks: | |||
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Description
OSIDB Bzimport
2026-04-01 19:02:35 UTC
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