Buffer overflow in Gnu Coreutils

CVE-2015-4041

The keycompare_mb function in sort.c in sort in GNU Coreutils through 8.23 on 64-bit platforms performs a size calculation without considering the number of bytes occupied by multibyte characters, which allows attackers to cause a denial o…

Vulnerability class: Buffer Overflow

EPSS: 0.005 (41.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-4041?
CVE-2015-4041 is a high-severity vulnerability in Gnu Coreutils, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-01-24.
How severe is CVE-2015-4041?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2015-4041 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.