Bug 1851867 (CVE-2020-10941) - CVE-2020-10941 mbedtls: cache attack against RSA key import in SGX
Summary: CVE-2020-10941 mbedtls: cache attack against RSA key import in SGX
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2020-10941
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1851868 1851869
Blocks:
TreeView+ depends on / blocked
 
Reported: 2020-06-29 09:50 UTC by msiddiqu
Modified: 2020-06-29 11:20 UTC (History)
2 users (show)

Fixed In Version: mbedtls 2.21.0, mbedtls 2.16.5,mbedtls 2.7.14
Clone Of:
Environment:
Last Closed: 2020-06-29 11:20:29 UTC
Embargoed:

Attachments (Terms of Use)

Description msiddiqu 2020-06-29 09:50:16 UTC 
Arm Mbed TLS before 2.6.15 allows attackers to obtain sensitive information (an RSA private key) by measuring cache usage during an import.

References:

https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2020-02
Comment 1 msiddiqu 2020-06-29 09:50:57 UTC 
Created mbedtls tracking bugs for this issue:

Affects: epel-all [bug 1851869]
Affects: fedora-all [bug 1851868]
Comment 2 Product Security DevOps Team 2020-06-29 11:20:29 UTC 
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.
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