CVE-2025-5278

MEDIUM

GNU Coreutils - Heap Buffer Under-Read

Title source: llm

Description

A flaw was found in GNU Coreutils. The sort utility's begfield() function is vulnerable to a heap buffer under-read. The program may access memory outside the allocated buffer if a user runs a crafted command using the traditional key format. A malicious input could lead to a crash or leak sensitive data.

References (9)

Core 9

Core References

Third Party Advisory

https://security-tracker.debian.org/tracker/CVE-2025-5278

Mailing List

http://www.openwall.com/lists/oss-security/2025/05/27/2

Mailing List

http://www.openwall.com/lists/oss-security/2025/05/29/1

Mailing List

http://www.openwall.com/lists/oss-security/2025/05/29/2

Various Sources

https://cgit.git.savannah.gnu.org/cgit/coreutils.git/tree/NEWS?id=8c9602e3a145e9596dc1a63c6ed67865814b6633#n14

Patch

https://cgit.git.savannah.gnu.org/cgit/coreutils.git/commit/?id=8c9602e3a145e9596dc1a63c6ed67865814b6633

Vendor Advisory vdb-entry x_refsource_redhat

https://access.redhat.com/security/cve/CVE-2025-5278

Issue Tracking issue-tracking x_refsource_redhat

https://bugzilla.redhat.com/show_bug.cgi?id=2368764

https://debbugs.gnu.org/cgi/bugreport.cgi?bug=78507

Scores

CVSS v3 4.4

EPSS 0.0014

EPSS Percentile 33.7%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

CISA SSVC

Vulnrichment

Exploitation none

Automatable no

Technical Impact partial

Details

CWE

CWE-121

Status published

Products (6)

Red Hat/Red Hat Enterprise Linux 10

Red Hat/Red Hat Enterprise Linux 6

Red Hat/Red Hat Enterprise Linux 7

Red Hat/Red Hat Enterprise Linux 8

Red Hat/Red Hat Enterprise Linux 9

Red Hat/Red Hat OpenShift Container Platform 4

Published May 27, 2025

Tracked Since Feb 18, 2026