Gentoo Websites Logo
Go to: Gentoo Home Documentation Forums Lists Bugs Planet Store Wiki Get Gentoo!
Bug 726842 (CVE-2020-12399) - <dev-libs/nss-3.52.1: Timing attack on DSA signatures (CVE-2020-12399)
Summary: <dev-libs/nss-3.52.1: Timing attack on DSA signatures (CVE-2020-12399)
Status: RESOLVED FIXED
Alias: CVE-2020-12399
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor
Assignee: Gentoo Security
URL:
Whiteboard: A4 [glsa+ cve]
Keywords:
Depends on:
Blocks:
 
Reported: 2020-06-02 23:30 UTC by Sam James
Modified: 2020-08-30 22:58 UTC (History)
2 users (show)

See Also:
Package list:
=dev-libs/nss-3.52.1-r1
Runtime testing required: ---
nattka: sanity-check+

Attachments
Add an attachment (proposed patch, testcase, etc.)

Note You need to log in before you can comment on or make changes to this bug.
Description Sam James archtester Gentoo Infrastructure gentoo-dev Security 2020-06-02 23:30:21 UTC 
Description:
"NSS has shown timing differences when performing DSA signatures, which was exploitable and could eventually leak private keys."
Comment 1 Sam James archtester Gentoo Infrastructure gentoo-dev Security 2020-06-02 23:30:44 UTC 
@maintainer(s), let us know when ready for stabilisation.
Comment 2 Agostino Sarubbo gentoo-dev 2020-06-09 14:42:22 UTC 
s390 stable
Comment 3 Sam James archtester Gentoo Infrastructure gentoo-dev Security 2020-06-09 20:02:47 UTC 
arm64 stable
Comment 4 Agostino Sarubbo gentoo-dev 2020-06-10 13:02:12 UTC 
sparc stable
Comment 5 Agostino Sarubbo gentoo-dev 2020-06-11 08:26:56 UTC 
amd64 stable
Comment 6 Agostino Sarubbo gentoo-dev 2020-06-11 08:28:27 UTC 
arm stable
Comment 7 Agostino Sarubbo gentoo-dev 2020-06-11 08:30:22 UTC 
ppc stable
Comment 8 Agostino Sarubbo gentoo-dev 2020-06-11 08:35:37 UTC 
x86 stable
Comment 9 Rolf Eike Beer archtester 2020-06-12 18:53:51 UTC 
hppa stable
Comment 10 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2020-06-28 06:54:12 UTC 
ppc64, ping
Comment 11 ernsteiswuerfel archtester 2020-06-28 15:25:38 UTC 
nss-3.52.1 needs an upstream patch to make it build on ppc64 (bug #722110). The patch won't be in upstream nss before 3.55.
Comment 12 Agostino Sarubbo gentoo-dev 2020-06-29 13:37:30 UTC 
ppc64 stable.

Maintainer(s), please cleanup.
Security, please vote.
Comment 13 Sam James archtester Gentoo Infrastructure gentoo-dev Security 2020-07-26 16:07:54 UTC 
GLSA vote: yes
Comment 14 GLSAMaker/CVETool Bot gentoo-dev 2020-07-27 01:27:23 UTC 
This issue was resolved and addressed in
 GLSA 202007-49 at https://security.gentoo.org/glsa/202007-49
by GLSA coordinator Sam James (sam_c).
Comment 15 Sam James archtester Gentoo Infrastructure gentoo-dev Security 2020-07-27 01:28:28 UTC 
(In reply to GLSAMaker/CVETool Bot from comment #14)
> This issue was resolved and addressed in
>  GLSA 202007-49 at https://security.gentoo.org/glsa/202007-49
> by GLSA coordinator Sam James (sam_c).

Reopening for cleanup.
Comment 16 Sam James archtester Gentoo Infrastructure gentoo-dev Security 2020-08-30 03:15:18 UTC 
(In reply to Sam James from comment #15)
> (In reply to GLSAMaker/CVETool Bot from comment #14)
> > This issue was resolved and addressed in
> >  GLSA 202007-49 at https://security.gentoo.org/glsa/202007-49
> > by GLSA coordinator Sam James (sam_c).
> 
> Reopening for cleanup.

ping.