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CVE-2017-9461

Published: 6 June 2017

smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fd_open_atomic infinite loop with high CPU usage and memory consumption) due to wrongly handling dangling symlinks.

Notes

AuthorNote
leosilva
precise/esm hasn't the code affect.

Priority

Medium

CVSS 3 base score: 6.5

Status

Package Release Status
samba
Launchpad, Ubuntu, Debian
upstream
Released (4.5.8)
precise Not vulnerable
(hasn't code affected)
trusty
Released (2:4.3.11+dfsg-0ubuntu0.14.04.9)
xenial
Released (2:4.3.11+dfsg-0ubuntu0.16.04.8)
yakkety
Released (2:4.4.5+dfsg-2ubuntu5.7)
zesty Not vulnerable
(2:4.5.8+dfsg-0ubuntu0.17.04.2)
artful Not vulnerable
(2:4.5.8+dfsg-2ubuntu3)
Patches:
upstream: https://git.samba.org/?p=samba.git;a=commit;h=10c3e3923022485c720f322ca4f0aca5d7501310
upstream: https://git.samba.org/?p=samba.git;a=commit;h=f289980e5531372dd63ec483e265e48efb8cf207 (4.4)