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Ubuntu Security NoticesUSN-8697-1

USN-8697-1: GNU Core Utilities vulnerabilities

It was discovered that GNU Core Utilities sort had a heap buffer under-read in its begfield() function. A local attacker could possibly use this issue to cause GNU Core Utilities to crash, resulting in a denial of service, or obtain sensitive information. (CVE-2025-5278) It was discovered that GNU Core Utilities uniq had an out-of-bounds read when the -w option was used with crafted multibyte input. A local attacker could possibly use this issue to cause GNU Core Utilities to crash, resulting in a denial of service, or obtain sensitive information. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-56391)

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  1. Published by Ubuntu

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Vulnerabilities

CVEs named in this advisory

CVE-2025-5278View CVSS, KEV, EPSS, and threat contextCVE-2026-56391View CVSS, KEV, EPSS, and threat context
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