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CVE-2026-64366 HID: wacom: fix slab-out-of-bounds write in wacom_wac_queue_insert

🗓️ 25 Jul 2026 08:50:20Reported by LinuxType 
cvelist
 cvelist
🔗 www.cve.org👁 75 Views

Fixed slab out-of-bounds write in wacom_wac_queue_insert by skipping kfifo when not empty and validating input size.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-64366
15 Sep 202612:46
–circl
cve
CVE
CVE-2026-64366
25 Jul 202608:50
–cve
debiancve
Debian CVE
CVE-2026-64366
25 Jul 202608:50
–debiancve
euvd
EUVD
EUVD-2026-48910
25 Jul 202608:50
–euvd
nvd
NVD
CVE-2026-64366
25 Jul 202610:17
–nvd
opensuse
OPENSUSE Linux
kernel-devel-7.1.7-1.1 on GA media (moderate)
10 Aug 202600:00
–opensuse
osv_bell
osv_bell
BELL-CVE-2026-64366
29 Jul 202606:05
–osv_bell
osv_cve
osv_cve
CVE-2026-64366 HID: wacom: fix slab-out-of-bounds write in wacom_wac_queue_insert
25 Jul 202608:50
–osv_cve
osv_debian
osv_debian
DEBIAN-CVE-2026-64366
25 Jul 202610:17
–osv_debian
osv_opensuse
osv_opensuse
OPENSUSE-SU-2026:11476-1 kernel-devel-7.1.7-1.1 on GA media
9 Aug 202600:00
–osv_opensuse
Rows per page
[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hid/wacom_sys.c"
    ],
    "versions": [
      {
        "version": "5e013ad206895e72d7da41bc1ae89d8cb499c3aa",
        "lessThan": "ca899a926c11a59211b764b0155d9a1cdcc32b81",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5e013ad206895e72d7da41bc1ae89d8cb499c3aa",
        "lessThan": "57bdd10ad50d68341f500a7b330f0d8949e510ec",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5e013ad206895e72d7da41bc1ae89d8cb499c3aa",
        "lessThan": "6b3014ec0e9a390ca563030b2d7689921f0daef5",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/hid/wacom_sys.c"
    ],
    "versions": [
      {
        "version": "6.15",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.15",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.39",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.4",
        "lessThanOrEqual": "7.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

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17 Aug 2026 04:54Current
CVSS 3.18.8
EPSS0.00398
SSVC
75