Bug 1485921 (CVE-2017-0379)

Summary: CVE-2017-0379 libgcrypt: Missing input validation for X25519 curve
Product: [Other] Security Response Reporter: Adam Mariš <amaris>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED NOTABUG QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: bmcclain, cfergeau, dblechte, eedri, erik-fedora, lsurette, mgoldboi, michal.skrivanek, p, rh-spice-bugs, rjones, srevivo, tmraz, ykaul
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Last Closed: 2019-06-08 03:22:22 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1485923, 1485922    
Bug Blocks:    

Description Adam Mariš 2017-08-28 12:43:23 UTC
Missing input validation in implementation of Curve25519 in libgcrypt allows side channel attack leading to leak of private key.

Upstream patch:

https://git.gnupg.org/cgi-bin/gitweb.cgi?p=libgcrypt.git;a=commit;h=bf76acbf0da6b0f245e491bec12c0f0a1b5be7c9

Comment 1 Adam Mariš 2017-08-28 12:43:59 UTC
Created libgcrypt tracking bugs for this issue:

Affects: fedora-all [bug 1485922]


Created mingw-libgcrypt tracking bugs for this issue:

Affects: fedora-all [bug 1485923]