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01 Record

CVE-2016-8637

A local information disclosure issue was found in dracut before 045 when generating initramfs images with world-readable permissions when 'early cpio' is used, such as when including microcode

MediumPUBLISHEDCNA: redhat
CNA base score5.0 CVSS v3.xCVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N

02 Description

A local information disclosure issue was found in dracut before 045 when generating initramfs images with world-readable permissions when 'early cpio' is used, such as when including microcode

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.30% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 23.4% of scored records. A rank, not a probability.
NVD base score
7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-08-01 13:00Z8 YR AGO
Last updated
2024-08-06 02:27Z2 YR AGO
Reserved
2016-10-12
Assigning CNA
redhat
Record state
PUBLISHED
Severity
Medium (CVSS 5.0)
CNA CVSS vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:N/A:N
Weaknesses
  • CWE-732Incorrect Permission Assignment for Critical ResourceClass
  • CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass
Data version
5.1
Document digest
3f459a400bce7dac207261c154ed5bcc26a8708e820a4ca8bf3c257d9f0de090

05 Affected products

VendorProductVersionsPlatforms
The Dracut Projectdracut045—

06 References

07 Fixed in

Debian 12

  • dracut
    Fixed in 044+189-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • dracut
    Fixed in 044+189-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • dracut
    Fixed in 044+189-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Ubuntu Pro 16.04 LTS

  • dracut
    Fixed in 044+3-3ubuntu0.1~esm1
    Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro

Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.