CVE-2026-89821

🗓️ 16 Sep 2026 10:30:53Reported by LinuxType

Linux kernel drm/amd/display divide-by-zero in __is_lut_linear() with single-entry LUT.

Reporter	Title	Published	Views	Family All 9
Cvelist	CVE-2026-89821 drm/amd/display: avoid divide-by-zero in __is_lut_linear()	16 Sep 202610:30	–	cvelist
Debian CVE	CVE-2026-89821	16 Sep 202610:30	–	debiancve
EUVD	EUVD-2026-80421	16 Sep 202610:30	–	euvd
Microsoft CVE	drm/amd/display: avoid divide-by-zero in __is_lut_linear()	17 Sep 202608:04	–	mscve
NVD	CVE-2026-89821	16 Sep 202611:16	–	nvd
OSV	AZL-101474 CVE-2026-89821 affecting package kernel 6.6.150.1-1	16 Sep 202611:16	–	osv
OSV	DEBIAN-CVE-2026-89821	16 Sep 202611:16	–	osv
OSV	UBUNTU-CVE-2026-89821	17 Sep 202600:00	–	osv
UbuntuCve	CVE-2026-89821	17 Sep 202600:00	–	ubuntucve

Vulners

CNA

Node

linux linux_kernelRange4.17–5.10.270

linux linux_kernelRange5.11.0–5.15.221

linux linux_kernelRange5.16.0–6.1.188

linux linux_kernelRange6.2.0–6.6.157

linux linux_kernelRange6.7.0–6.12.110

linux linux_kernelRange6.13.0–6.18.51

linux linux_kernelRange6.19.0–7.2.5

linux linux_kernelRange7.3.0–7.3-rc1

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c"
    ],
    "versions": [
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "2320626425f3af3a25b8afb6876f205b1c6d4e64",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "d1e06d5dc8f12451ce71dc068342660a34476084",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "c127ace7af2b40107947a6504391f94d6fd21734",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "4d5ee095a58461b2446d7a6eb0c14c2fe3eaab44",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "5f18cd1ba873e751bf5547407ad44ea34adfbe2f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "ee28fafb50f58b847509b5240b431ddec673bdfe",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "15ee43aad0df43dfd1dbb32e7d5b951745c4b87f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "086247a4b2fba49800b27807f22bb894cd8363fb",
        "lessThan": "4f40873f8a4107df2b9c8e68c947c4fd0cd519d2",
        "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/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_color.c"
    ],
    "versions": [
      {
        "version": "4.17",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.17",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.270",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.221",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.188",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.157",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.110",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.51",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.2.5",
        "lessThanOrEqual": "7.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.3-rc1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/d1e06d5dc8f12451ce71dc068342660a34476084
git	www.git.kernel.org/stable/c/4d5ee095a58461b2446d7a6eb0c14c2fe3eaab44
git	www.git.kernel.org/stable/c/15ee43aad0df43dfd1dbb32e7d5b951745c4b87f
git	www.git.kernel.org/stable/c/c127ace7af2b40107947a6504391f94d6fd21734
git	www.git.kernel.org/stable/c/ee28fafb50f58b847509b5240b431ddec673bdfe
git	www.git.kernel.org/stable/c/4f40873f8a4107df2b9c8e68c947c4fd0cd519d2
git	www.git.kernel.org/stable/c/2320626425f3af3a25b8afb6876f205b1c6d4e64
git	www.git.kernel.org/stable/c/5f18cd1ba873e751bf5547407ad44ea34adfbe2f

16 Sep 2026 11:16Current

5.8Medium risk

Vulners AI Score5.8

EPSS0.00211