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CVE-2026-64091 batman-adv: tt: fix TOCTOU race for reported vlans

🗓️ 19 Jul 2026 15:40:00Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 44 Views

Fix TOCTOU race in batman-adv tt for VLANs by overestimating buffer size and filling only nonempty.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-64091
19 Jul 202615:40
attackerkb
circl
Circl
CVE-2026-64091
23 Jul 202611:58
circl
cve
CVE
CVE-2026-64091
19 Jul 202615:40
cve
debiancve
Debian CVE
CVE-2026-64091
19 Jul 202615:40
debiancve
euvd
EUVD
EUVD-2026-45776
19 Jul 202615:40
euvd
nvd
NVD
CVE-2026-64091
19 Jul 202616:17
nvd
nessus
Tenable Nessus
openSUSE 16: cluster-md-kmp-64kb / cluster-md-kmp-azure / cluster-md-kmp-default / etc (openSUSE-SU-2026:21555-1)
13 Aug 202600:00
nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-0895
26 Jun 202600:00
nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-0926
24 Jul 202600:00
nessus
nessus
Tenable Nessus
Photon OS 5.0: Linux PHSA-2026-5.0-92-0895
10 Aug 202600:00
nessus
Rows per page
[
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    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/batman-adv/translation-table.c"
    ],
    "versions": [
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      },
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        "version": "3.16.60",
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    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
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    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/batman-adv/translation-table.c"
    ],
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      },
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      },
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      },
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        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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05 Aug 2026 12:39Current
CVSS 3.19.8
EPSS0.00426
44