Bug 726842 (CVE-2020-12399)

Summary:	<dev-libs/nss-3.52.1: Timing attack on DSA signatures (CVE-2020-12399)
Product:	Gentoo Security	Reporter:	Sam James <sam>
Component:	Vulnerabilities	Assignee:	Gentoo Security <security>
Status:	RESOLVED FIXED
Severity:	minor	CC:	ajak, mozilla
Priority:	Normal	Flags:	nattka: sanity-check+
Version:	unspecified
Hardware:	All
OS:	Linux
See Also:	https://bugs.gentoo.org/show_bug.cgi?id=726844
Whiteboard:	A4 [glsa+ cve]
Package list:	=dev-libs/nss-3.52.1-r1	Runtime testing required:	---

Description Sam James archtester

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

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

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

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

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

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

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.