Bug 2540160 (CVE-2026-73064) - CVE-2026-73064 mbedtls: Mbed TLS: TLS stream integrity compromise via entropy source failure
Summary: CVE-2026-73064 mbedtls: Mbed TLS: TLS stream integrity compromise via entropy...
Keywords:
Status: NEW
Alias: CVE-2026-73064
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2540653
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-09-24 15:11 UTC by OSIDB Bzimport
Modified: 2026-09-24 18:18 UTC (History)
0 users

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2026-09-24 15:11:35 UTC 
In Mbed TLS 3.2.0 though 3.6.6 and 4.0.0 through 4.1.0, an attacker who can cause an entropy source to fail can remove or inject bytes into the start of the TLS stream. This only affects TLS 1.3 servers.
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