CVE-2020-27746: Race Condition
First published: Fri Nov 27 2020(Updated: )
Slurm before 19.05.8 and 20.x before 20.02.6 exposes Sensitive Information to an Unauthorized Actor because xauth for X11 magic cookies is affected by a race condition in a read operation on the /proc filesystem.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| SchedMD Slurm | <19.05.8 | |
| SchedMD Slurm | >=20.0.0<20.02.6 | |
| Debian Debian Linux | =10.0 | |
| debian/slurm-llnl | 18.08.5.2-1+deb10u2 | |
| debian/slurm-wlm | 20.11.7+really20.11.4-2+deb11u1 22.05.8-4 22.05.8-4+deb12u1 23.02.3-2 23.02.6-1 |
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Reference Links
- https://www.debian.org/security/2021/dsa-4841
- https://www.schedmd.com/news.php
- https://www.schedmd.com/news.php?id=240
- https://lists.schedmd.com/pipermail/slurm-announce/2020/000045.html
- https://github.com/SchedMD/slurm/commit/07309deb45c33e735e191faf9dd31cca1054a15c
- https://github.com/SchedMD/slurm/commit/e3140b7f8d96ced9dc85089caa65dd7c6be396fd
- https://security-tracker.debian.org/tracker/CVE-2020-27746
Frequently Asked Questions
What is CVE-2020-27746?
CVE-2020-27746 is a vulnerability in Slurm where sensitive information can be exposed to an unauthorized actor due to a race condition in a read operation on the /proc filesystem.
How does CVE-2020-27746 affect Slurm?
CVE-2020-27746 affects Slurm versions before 19.05.8 and 20.x before 20.02.6.
Which software is affected by CVE-2020-27746?
CVE-2020-27746 affects SchedMD Slurm versions before 19.05.8 and 20.x before 20.02.6, as well as Debian Debian Linux version 10.0.
What is the severity of CVE-2020-27746?
CVE-2020-27746 has a severity rating of medium, with a severity value of 3.7.
How can I fix CVE-2020-27746?
To fix CVE-2020-27746, upgrade to Slurm version 19.05.8 or 20.02.6, or apply the appropriate remedy provided by the Debian security advisory DSA-4841.
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- collector/security-tracker-debian
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- agent/softwarecombine
- collector/mitre-cve
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- agent/last-modified-date
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- agent/event
- agent/tags
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- vendor/schedmd
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- version/schedmd slurm/20.0.0
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