CVE-2017-9461

MEDIUM

Samba <4.4.10, <4.5.6 - DoS

Title source: llm

Description

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.

References (8)

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/99455

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:1950

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:2338

[Third Party Advisory] https://access.redhat.com/errata/RHSA-2017:2778

[Exploit, Issue Tracking, Patch, Third Party Advisory] https://bugs.debian.org/864291

[Exploit, Issue Tracking, Patch, Third Party Advisory, VDB Entry] https://bugzilla.samba.org/show_bug.cgi?id=12572

[Various Sources] https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=10c3e3923022485c720f322ca4f0aca5d7501310

[Third Party Advisory] https://lists.debian.org/debian-lts-announce/2019/04/msg00013.html

Scores

CVSS v3 6.5

EPSS 0.0338

EPSS Percentile 87.3%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-835

Status published

Products (18)

samba/samba < 4.4.9

samba/samba

redhat/enterprise_linux_desktop

redhat/enterprise_linux_server

redhat/enterprise_linux_server_aus

... and 8 more

Published Jun 06, 2017

Tracked Since Feb 18, 2026