Bug 820566 – <net-fs/samba-{4.14.9,4.15.1}: Kerberos security feature bypass (CVE-2020-17049)

• Status: RESOLVED FIXED
• Product: Gentoo Security

[Description John Helmert III 2021-10-28 02:06:09 UTC]

CVE-2020-17049:

Kerberos Security Feature Bypass Vulnerability

Fixed in 4.14.9 and 4.15.1 according to:

https://www.samba.org/samba/history/samba-4.14.9.html
https://www.samba.org/samba/history/samba-4.15.1.html

Doesn't seem to be a recent release for 4.13, is it affected?

[Comment 1 Larry the Git Cow 2021-10-28 08:22:41 UTC]

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=cb0840131262148d5088478b43c607758e10e22c

commit cb0840131262148d5088478b43c607758e10e22c
Author:     Lars Wendler <[e-mail]>
AuthorDate: 2021-10-28 08:13:59 +0000
Commit:     Lars Wendler <[e-mail]>
CommitDate: 2021-10-28 08:22:22 +0000

    net-fs/samba: Security bumps to version 4.14.9 and 4.15.1
    
    Bug: https://bugs.gentoo.org/820566
    Signed-off-by: Lars Wendler <[e-mail]>

 net-fs/samba/Manifest            |   2 +
 net-fs/samba/samba-4.14.9.ebuild | 339 +++++++++++++++++++++++++++++++++++++++
 net-fs/samba/samba-4.15.1.ebuild | 336 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 677 insertions(+)

[Comment 2 John Helmert III 2021-10-28 13:45:11 UTC]

(In reply to John Helmert III from comment #0)
> [...]
> Doesn't seem to be a recent release for 4.13, is it affected?

[Comment 3 John Helmert III 2021-10-29 11:56:46 UTC]

Now need 4.13.13:

https://www.samba.org/samba/history/samba-4.13.13.html

[Comment 4 John Helmert III 2021-10-29 12:51:31 UTC]

If we're depending on the 4.14 stablereq, I'll assume we're dropping 4.13 in favor of newer branches then?

[Comment 5 Lars Wendler (Polynomial-C) (RETIRED) 2021-10-29 13:14:09 UTC]

(In reply to John Helmert III from comment #4)
> If we're depending on the 4.14 stablereq, I'll assume we're dropping 4.13 in
> favor of newer branches then?

Yes

[Comment 6 Larry the Git Cow 2021-11-05 12:15:33 UTC]

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=1877182404b65b802baa3b0e493bed2ad4a8f024

commit 1877182404b65b802baa3b0e493bed2ad4a8f024
Author:     Lars Wendler <[e-mail]>
AuthorDate: 2021-11-05 12:13:00 +0000
Commit:     Lars Wendler <[e-mail]>
CommitDate: 2021-11-05 12:15:18 +0000

    net-fs/samba: Security cleanup
    
    Bug: https://bugs.gentoo.org/820566
    Signed-off-by: Lars Wendler <[e-mail]>

 net-fs/samba/Manifest               |   3 -
 net-fs/samba/samba-4.13.12.ebuild   | 335 -----------------------------------
 net-fs/samba/samba-4.13.9-r3.ebuild | 335 -----------------------------------
 net-fs/samba/samba-4.14.8.ebuild    | 339 ------------------------------------
 4 files changed, 1012 deletions(-)

[Comment 7 John Helmert III 2023-08-24 03:58:43 UTC]

GLSA request filed

[Comment 8 Larry the Git Cow 2023-09-17 05:56:55 UTC]

The bug has been referenced in the following commit(s):

https://gitweb.gentoo.org/data/glsa.git/commit/?id=5bfe8198b2352fa0ac46dbc59d078650dc544a7e

commit 5bfe8198b2352fa0ac46dbc59d078650dc544a7e
Author:     GLSAMaker <[e-mail]>
AuthorDate: 2023-09-17 05:56:23 +0000
Commit:     Sam James <[e-mail]>
CommitDate: 2023-09-17 05:56:46 +0000

    [ GLSA 202309-06 ] Samba: Multiple Vulnerabilities
    
    Bug: https://bugs.gentoo.org/820566
    Bug: https://bugs.gentoo.org/821688
    Bug: https://bugs.gentoo.org/830983
    Bug: https://bugs.gentoo.org/832433
    Bug: https://bugs.gentoo.org/861512
    Bug: https://bugs.gentoo.org/866225
    Bug: https://bugs.gentoo.org/869122
    Bug: https://bugs.gentoo.org/878273
    Bug: https://bugs.gentoo.org/880437
    Bug: https://bugs.gentoo.org/886153
    Bug: https://bugs.gentoo.org/903621
    Bug: https://bugs.gentoo.org/905320
    Bug: https://bugs.gentoo.org/910334
    Signed-off-by: GLSAMaker <[e-mail]>
    Signed-off-by: Sam James <[e-mail]>

 glsa-202309-06.xml | 86 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)