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CVE-2026-55392 NILFS utilities - Undefined Behavior and Out-of-Memory via Unvalidated s_log_block_size

🗓️ 18 Jun 2026 18:00:12Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 4 Views

NILFS utilities fail to validate s_log_block_size, causing undefined behavior or memory exhaustion.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-55392
18 Jun 202618:00
attackerkb
CVE
CVE-2026-55392
18 Jun 202618:00
cve
Debian CVE
CVE-2026-55392
18 Jun 202618:00
debiancve
EUVD
EUVD-2026-37927
18 Jun 202618:00
euvd
NVD
CVE-2026-55392
18 Jun 202619:16
nvd
OSV
DEBIAN-CVE-2026-55392
18 Jun 202621:48
osv
Positive Technologies
PT-2026-50777
18 Jun 202600:00
ptsecurity
Vulnrichment
CVE-2026-55392 NILFS utilities - Undefined Behavior and Out-of-Memory via Unvalidated s_log_block_size
18 Jun 202618:00
vulnrichment
[
  {
    "vendor": "nilfs-dev",
    "product": "nilfs-utils",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "2.3.0"
      },
      {
        "status": "unaffected",
        "version": "26efb5daff0757365101035145331b0a5a85d9d9",
        "versionType": "git"
      }
    ],
    "repo": "https://github.com/nilfs-dev/nilfs-utils"
  }
]

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