CVE-2025-5278: Coreutils: heap buffer under-read in gnu coreutils sort via key specification
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.
Classification
CVE ID: CVE-2025-5278
CVSS Base Severity: MEDIUM
CVSS Base Score: 4.4
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Problem Types
Stack-based Buffer OverflowAffected Products
Vendor: Red Hat
Product: Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Red Hat OpenShift Container Platform 4
Exploit Prediction Scoring System (EPSS)
EPSS Score: 0.01% (probability of being exploited)
EPSS Percentile: 1.59% (scored less or equal to compared to others)
EPSS Date: 2025-06-18 (when was this score calculated)
References
https://nvd.nist.gov/vuln/detail/CVE-2025-5278https://access.redhat.com/security/cve/CVE-2025-5278
https://bugzilla.redhat.com/show_bug.cgi?id=2368764