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Fencer Vulns
critical 9.8

CVE-2023-49937 json

An issue was discovered in SchedMD Slurm 22.05.x, 23.02.x, and 23.11.x.

published 2023-12-14 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-53832

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.4%
EPSS 1.4% chance of exploitation in 30 days, percentile 72%
public exploits
0
none known

Summary

An issue was discovered in SchedMD Slurm 22.05.x, 23.02.x, and 23.11.x. Because of a double free, attackers can cause a denial of service or possibly execute arbitrary code. The fixed versions are 22.05.11, 23.02.7, and 23.11.1.

Patch / fix

  • schedmd slurm 22.05.12, 23.02.7
  • slurm-wlm Debian 12 22.05.8-4+deb12u2
  • slurm-wlm Debian 14, Debian 13 23.11.3-1

debian advisories DEBIAN-CVE-2023-49937

  • slurm-wlm Ubuntu Pro 22.04 LTS 21.08.5-2ubuntu1+esm2

ubuntu advisories UBUNTU-CVE-2023-49937

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

  • slurm SLE Module for HPC 12 17.02.11-6.59.1
  • slurm SLE Module for Package Hub 15 SP5, SLE High Performance Computing 15 SP4-LTSS, SLE High Performance Computing 15 SP4-ESPOS 20.11.9-150400.3.3.1
  • slurm_18_08 SLE Module for HPC 12 18.08.9-3.23.1
  • slurm_23_02 SLE Module for HPC 12 23.02.7-3.16.1
  • slurm_22_05 SLE Module for HPC 12 22.05.11-3.9.1
  • slurm_20_02 SLE Module for HPC 12 20.02.7-3.20.1
  • slurm_20_11 SLE Module for HPC 12 20.11.9-3.19.1
  • slurm_20_11 SLE High Performance Computing 15 SP2-LTSS, openSUSE Leap 15.5 20.11.9-150200.6.16.1

suse advisories SUSE-SU-2024:0315-1SUSE-SU-2024:0314-1SUSE-SU-2024:0313-1SUSE-SU-2024:0312-1SUSE-SU-2024:0311-1SUSE-SU-2024:0310-1

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-2023-49937 updated

slurm: double free

  • 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

1.38% chance of exploitation in the next 30 days, higher than 72% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness

References

Sources

Fencer Vulns 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.