CVE-2017-9461 — Infinite Loop in Samba

CWE-835 — Infinite Loop9 documents8 sources
Severity
6.5MEDIUMNVD
EPSS
3.4%
top 12.59%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
SambaDebian LinuxRedhat Enterprise Linux Desktop+5 more
Timeline
PublishedJun 6
Latest updateMay 13

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.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages6 packages

▶Debiansamba/samba< 2:4.5.6+dfsg-1+3
▶Ubuntusamba/samba< 2:4.3.11+dfsg-0ubuntu0.14.04.9+1
▶NVDsamba/samba4.4.9+6

Also affects: Debian Linux 8.0, Enterprise Linux 7.4, 7.6, 7.5

Patches

Patch: bugs.debian.org ↗Patch: bugzilla.samba.org ↗Patch: bugs.debian.org ↗

🔴Vulnerability Details

4
GHSA
GHSA-p3px-2xx5-xmgx: smbd in Samba before 4↗2022-05-13
▶
OSV
samba vulnerability↗2017-07-05
▶
CVEList
CVE-2017-9461: smbd in Samba before 4↗2017-06-06
▶
OSV
CVE-2017-9461: smbd in Samba before 4↗2017-06-06
▶

📋Vendor Advisories

3
Ubuntu
Samba vulnerability↗2017-07-05
▶
Red Hat
samba: fd_open_atomic infinite loop due to wrong handling of dangling symlinks↗2017-02-16
▶
Debian
CVE-2017-9461: samba - smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulne...↗2017
▶

💬Community

1
Bugzilla
CVE-2017-9461 samba: fd_open_atomic infinite loop due to wrong handling of dangling symlinks↗2017-06-07
▶
CVE-2017-9461 — Infinite Loop in Samba | cvebase