Gentoo Websites Logo
Go to: Gentoo Home Documentation Forums Lists Bugs Planet Store Wiki Get Gentoo!
Bug 713102 (CVE-2018-15599) - <net-misc/dropbear-2019.78: Multiple vulnerabilities (CVE-2018-15599)
Summary: <net-misc/dropbear-2019.78: Multiple vulnerabilities (CVE-2018-15599)
Status: RESOLVED FIXED
Alias: CVE-2018-15599
Product: Gentoo Security
Classification: Unclassified
Component: Vulnerabilities (show other bugs)
Hardware: All Linux
: Normal minor (vote)
Assignee: Gentoo Security
URL: https://matt.ucc.asn.au/dropbear/CHANGES
Whiteboard: B3 [noglsa cve]
Keywords:
Depends on: 713904
Blocks:
  Show dependency tree
 
Reported: 2020-03-18 02:59 UTC by Sam James
Modified: 2020-04-01 19:20 UTC (History)
1 user (show)

See Also:
Package list:
net-misc/dropbear-2019.78
Runtime testing required: ---
stable-bot: sanity-check+


Attachments

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 2020-03-18 02:59:02 UTC
1) CVE-2018-15599
Description:
"Change handling of failed authentication to avoid disclosing valid usernames, CVE-2018-15599."
Patch: https://secure.ucc.asn.au/hg/dropbear/rev/5d2d1021ca00

2)
Description:
"Improvements to DSS and RSA public key validation, found by OSS-Fuzz. "
Patches: miscellaneous

3)
Description:
"Don't exit when an authorized_keys file has malformed entries. Found by OSS-Fuzz"
Patch: https://secure.ucc.asn.au/hg/dropbear/rev/dc7c9fdb3716

4)
Description:
"Fix null-pointer crash with malformed ECDSA or DSS keys. Found by OSS-Fuzz"

5) (possible?)
Possible issue:
Description:
"While login as root user, after prompt for password, user is being notified about login failure, but after second attempt of prompt for password within same session, login becomes successful."

PR: https://github.com/mkj/dropbear/pull/78
Patch: https://secure.ucc.asn.au/hg/dropbear/rev/258b57b208ae

---
Note that only vulnerability 1 has a CVE.
All were fixed in 2019.77.
Comment 1 Agostino Sarubbo gentoo-dev 2020-03-21 16:15:00 UTC
amd64 stable
Comment 2 Agostino Sarubbo gentoo-dev 2020-03-21 16:19:53 UTC
s390 stable
Comment 3 Agostino Sarubbo gentoo-dev 2020-03-21 16:20:46 UTC
sparc stable
Comment 4 Agostino Sarubbo gentoo-dev 2020-03-21 16:27:07 UTC
ppc stable
Comment 5 Agostino Sarubbo gentoo-dev 2020-03-21 16:27:35 UTC
ppc64 stable
Comment 6 Agostino Sarubbo gentoo-dev 2020-03-21 16:28:41 UTC
x86 stable
Comment 7 Agostino Sarubbo gentoo-dev 2020-03-21 16:48:23 UTC
arm stable
Comment 8 Mart Raudsepp gentoo-dev 2020-03-22 07:40:21 UTC
arm64 stable
Comment 9 Mikle Kolyada (RETIRED) archtester Gentoo Infrastructure gentoo-dev Security 2020-03-26 14:07:32 UTC
SuperH port disbanded.
Comment 10 Rolf Eike Beer archtester 2020-03-30 21:38:19 UTC
hppa stable
Comment 11 Agostino Sarubbo gentoo-dev 2020-03-31 12:36:20 UTC
ia64 will pass. See https://archives.gentoo.org/gentoo-dev/message/edaadc85d7423810dd6ecfeda29cc85f
Comment 12 Larry the Git Cow gentoo-dev 2020-04-01 19:19:14 UTC
The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=e95328af49490a2ec8eb58b4a79e0dd154ce18e3

commit e95328af49490a2ec8eb58b4a79e0dd154ce18e3
Author:     Thomas Deutschmann <whissi@gentoo.org>
AuthorDate: 2020-04-01 19:18:53 +0000
Commit:     Thomas Deutschmann <whissi@gentoo.org>
CommitDate: 2020-04-01 19:19:06 +0000

    net-misc/dropbear: security cleanup (bug #713102)
    
    Bug: https://bugs.gentoo.org/713102
    Package-Manager: Portage-2.3.96, Repoman-2.3.22
    Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>

 net-misc/dropbear/Manifest                |   2 -
 net-misc/dropbear/dropbear-2017.75.ebuild |  98 -----------------------------
 net-misc/dropbear/dropbear-2018.76.ebuild | 101 ------------------------------
 3 files changed, 201 deletions(-)

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=07e4e67df6fbf421f137df51baa4d38725819cba

commit 07e4e67df6fbf421f137df51baa4d38725819cba
Author:     Thomas Deutschmann <whissi@gentoo.org>
AuthorDate: 2020-04-01 19:18:03 +0000
Commit:     Thomas Deutschmann <whissi@gentoo.org>
CommitDate: 2020-04-01 19:19:05 +0000

    net-misc/dropbear: ia64 & m68k marked stable (bug #713102)
    
    Bug: https://bugs.gentoo.org/713102
    Package-Manager: Portage-2.3.96, Repoman-2.3.22
    Signed-off-by: Thomas Deutschmann <whissi@gentoo.org>

 net-misc/dropbear/dropbear-2019.78.ebuild | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
Comment 13 Thomas Deutschmann (RETIRED) gentoo-dev 2020-04-01 19:20:00 UTC
GLSA Vote: No!

Repository is clean, all done!