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CVE-2026-56391

🗓️ 24 Jul 2026 07:44:45Reported by CERT-PLType 
cve
 cve
🔗 web.nvd.nist.gov👁 42 Views

GNU coreutils uniq with -w causes out-of-bounds read on multibyte input, crash and heap exposure.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-56391
24 Jul 202607:44
attackerkb
attackerkb
ATTACKERKB
CVE-2026-56392
24 Jul 202607:44
attackerkb
circl
Circl
CVE-2026-56391
24 Jul 202608:15
circl
cvelist
Cvelist
CVE-2026-56391 Out‑of‑bounds Read in GNU coreutils
24 Jul 202607:44
cvelist
debiancve
Debian CVE
CVE-2026-56391
24 Jul 202607:44
debiancve
euvd
EUVD
EUVD-2026-48524
24 Jul 202607:44
euvd
fedora
Fedora
[SECURITY] Fedora 43 Update: coreutils-9.7-10.fc43
7 Aug 202601:37
fedora
fedora
Fedora
[SECURITY] Fedora 44 Update: coreutils-9.10-5.fc44
5 Aug 202600:58
fedora
nessus
Tenable Nessus
Fedora 45 : coreutils (2026-217bb52eb2)
3 Aug 202600:00
nessus
nessus
Tenable Nessus
Fedora 43 : coreutils (2026-25427610bb)
7 Aug 202600:00
nessus
Rows per page
Vulners
Node
gnucoreutilsRange9.59.11
[
  {
    "vendor": "GNU",
    "product": "coreutils",
    "modules": [
      "uniq"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "9.5",
        "lessThanOrEqual": "9.11",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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30 Jul 2026 16:28Current
5.9Medium risk
Vulners AI Score5.9
CVSS 44.6
EPSS0.00135
SSVC
42