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Fencer Intel
medium 5.5

CVE-2017-8934 json

PCManFM 1.2.5 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (application unavailability).

published 2017-05-15 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-17874

cvss
5.5
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 26%
public exploits
0
none known

Summary

PCManFM 1.2.5 insecurely uses /tmp for a socket file, allowing a local user to cause a denial of service (application unavailability).

Patch / fix

  • pcmanfm Debian 14, Debian 13, Debian 12 1.2.5-3

debian advisories DEBIAN-CVE-2017-8934

  • pcmanfm Ubuntu 14.04 LTS 1.2.0-1ubuntu0.1
  • pcmanfm Ubuntu 16.04 LTS 1.2.4-1ubuntu0.1

ubuntu advisories UBUNTU-CVE-2017-8934

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • pcmanfm Package Hub 15 SP3, openSUSE Leap 15.3 1.3.2-bp153.2.3.1

opensuse advisories openSUSE-SU-2022:10001-1

  • pcmanfm Alpine 3.24, Alpine 3.23, Alpine 3.22 +17 more 1.2.5-r1

alpine advisories ALPINE-CVE-2017-8934

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • pcmanfm Arch Linux 1.2.5-2

arch linux advisories AVG-274

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2017-8934 updated cvss 4.8

pcmanfm: Insecure temporary file creation in get_socket_name function

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.33% chance of exploitation in the next 30 days, higher than 26% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 5.5 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.