CVE-2015-4042

CRITICALNVD 9.89.8—

9.8

Integer overflow in the keycompare_mb function in sort.c in sort in GNU Coreutils through 8.23 might allow attackers to cause a denial of service (application crash) or possibly have unspecified other impact via long strings.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 60.9%
KEV: Not listed

Published

January 24, 2020

Last Modified

November 21, 2024

References (4)

cve@mitrehttp://openwall.com/lists/oss-security/2015/05/15/1
cve@mitrehttps://github.com/pixelb/coreutils/commit/bea5e36cc876ed627bb5e0eca36fdfaa6465e940
af854a3a-2127-422b-91ae-364da2661108http://openwall.com/lists/oss-security/2015/05/15/1
af854a3a-2127-422b-91ae-364da2661108https://github.com/pixelb/coreutils/commit/bea5e36cc876ed627bb5e0eca36fdfaa6465e940

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-190Integer Overflow or Wraparound

Data Freshness Timeline

(refreshed 11× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
2026-06-02 20:10 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
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2026-05-31 00:14 UTCepss_batch
2026-05-29 13:41 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
2026-05-27 08:43 UTCEG score recompute
2026-05-27 08:43 UTCGHSA enrichment
2026-05-26 13:41 UTCepss_batch
2026-05-26 13:41 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-26 07:16 UTCepss_batch
2026-05-24 16:43 UTCepss_batch

Frequently asked(5)

What is CVE-2015-4042?

CVE-2015-4042 is a critical vulnerability published on January 24, 2020. Integer overflow in the keycompare_mb function in sort.c in sort in GNU Coreutils through 8.23 might allow attackers to cause a denial of service (application crash) or possibly have unspecified other impact via long strings.

When was CVE-2015-4042 disclosed?

CVE-2015-4042 was first published in the National Vulnerability Database on January 24, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2015-4042 actively exploited?

CVE-2015-4042 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 60.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2015-4042?

CVE-2015-4042 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2015-4042?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-4042, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2015-4042

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2015-4042?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (4)

Frequently asked(5)

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