Coreutils: heap overflow in split --line-bytes with very long lines (coreutils)

CVE-2024-0684

MEDIUM 5.5

At a glance

Source: NVD
EPSS: EPSS 0.49 % · percentile 42 (2026-10-31)
State: PUBLISHED
Published: 2024-02-06 08:26 UTC
Updated: 2026-10-15 00:17 UTC
Assigner: fedora
NVD status: Modified

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Description

A flaw was found in the GNU coreutils "split" program. A heap overflow with user-controlled data of multiple hundred bytes in length could occur in the line_bytes_split() function, potentially leading to an application crash and denial of service.

Weaknesses (CWE)

CWE-122 — Heap-based Buffer Overflow
CWE-787 — Out-of-bounds Write

References

Scores

Version	Score	Vector	Scored by
CVSS 3.1	MEDIUM 5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	fedora
CVSS 3.1	MEDIUM 5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	NVD · patrick@puiterwijk.org (Secondary)
CVSS 3.1	MEDIUM 5.5	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)

European references

ENISA EUVD · EUVD-2024-16475
GCVE · GCVE-0-2024-0684

Affected configurations (NVD CPE)

cpe:2.3:a:gnu:coreutils:9.2:*:*:*:*:*:*:*
cpe:2.3:a:gnu:coreutils:9.3:*:*:*:*:*:*:*
cpe:2.3:a:gnu:coreutils:9.4:*:*:*:*:*:*:*

Affected products

Product	Versions
coreutils	affected v9.2 ; affected v9.3 ; affected v9.4 ; unaffected v9.5

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD

🟡 Coreutils: heap overflow in split --line-bytes with very long lines (coreutils)