CVE-2026-80600

🗓️ 28 Aug 2026 06:48:27Reported by LinuxType

Use-after-free in batman-adv DAT after skb reallocation by pskb_may_pull.

Reporter	Title	Published	Views	Family All 29
Circl	CVE-2026-80600	28 Aug 202607:55	–	circl
Cvelist	CVE-2026-80600 batman-adv: dat: acquire ARP hw source only after skb realloc	28 Aug 202606:48	–	cvelist
Debian CVE	CVE-2026-80600	28 Aug 202606:48	–	debiancve
EUVD	EUVD-2026-67476	28 Aug 202606:48	–	euvd
NVD	CVE-2026-80600	28 Aug 202608:16	–	nvd
OSV	BELL-CVE-2026-80600	3 Sep 202606:05	–	osv
OSV	DEBIAN-CVE-2026-80600	28 Aug 202608:16	–	osv
OSV	UBUNTU-CVE-2026-80600	28 Aug 202608:16	–	osv
OSV	USN-8875-1 linux, linux-aws, linux-aws-5.15, linux-aws-fips, linux-azure, linux-azure-5.15, linux-azure-fde-5.15, linux-azure-fips, linux-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iot-realtime, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-realtime, linux-xilinx-zynqmp vulnerabilities	6 Oct 202610:11	–	osv
OSV	USN-8877-1 linux-gcp, linux-gcp-fips vulnerabilities	6 Oct 202610:10	–	osv

Vulners

CNA

Node

linux linux_kernelRange5.1–5.10.261

linux linux_kernelRange5.11.0–5.15.212

linux linux_kernelRange5.16.0–6.1.178

linux linux_kernelRange6.2.0–6.6.145

linux linux_kernelRange6.7.0–6.12.97

linux linux_kernelRange6.13.0–6.18.40

linux linux_kernelRange6.19.0–7.1.5

linux linux_kernelRange7.2.0≥

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/batman-adv/distributed-arp-table.c"
    ],
    "versions": [
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "a82fc217cb7a447313c76ebf9f09b100771b0ddf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "86aa79b43e5b561fd3648891165bd7313b541315",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "d755cd001fa2c248e186c1fc3df3d11d97dc843c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "3404be97b940a9b1ae1aea5fdbc6cdbbe9cd5146",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "01678c53a7717a748aee388b6839e7b9761d641c",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "3b4c70c40f2e135a50cd38fc61c7d23a296a9981",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "059a70e1d12d6d99310e0599d37b0323557569a8",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "b61ec31c85756bbc898fb892555509afe709459a",
        "lessThan": "48067b2ae4504500a7093d9e1e16b42e70330480",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "net/batman-adv/distributed-arp-table.c"
    ],
    "versions": [
      {
        "version": "5.1",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.1",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.261",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.212",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.178",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.145",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.97",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.40",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.5",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/01678c53a7717a748aee388b6839e7b9761d641c
git	www.git.kernel.org/stable/c/86aa79b43e5b561fd3648891165bd7313b541315
git	www.git.kernel.org/stable/c/3404be97b940a9b1ae1aea5fdbc6cdbbe9cd5146
git	www.git.kernel.org/stable/c/d755cd001fa2c248e186c1fc3df3d11d97dc843c
git	www.git.kernel.org/stable/c/a82fc217cb7a447313c76ebf9f09b100771b0ddf
git	www.git.kernel.org/stable/c/059a70e1d12d6d99310e0599d37b0323557569a8
git	www.git.kernel.org/stable/c/48067b2ae4504500a7093d9e1e16b42e70330480
git	www.git.kernel.org/stable/c/3b4c70c40f2e135a50cd38fc61c7d23a296a9981

29 Aug 2026 07:16Current

6Medium risk

Vulners AI Score6

CVSS 3.19.8

EPSS0.00734