CVE-2026-68159

🗓️ 10 Aug 2026 11:59:25Reported by LinuxType

Libceph bounds pg_temp and pg_upmap lengths to CEPH_PG_MAX_SIZE to prevent kernel stack out-of-bounds.

Reporter	Title	Published	Views	Family All 16
Cvelist	CVE-2026-68159 libceph: bound pg_{temp,upmap,upmap_items} length to CEPH_PG_MAX_SIZE	10 Aug 202611:59	–	cvelist
Debian	[SECURITY] [DSA 6466-1] linux security update	25 Aug 202620:09	–	debian
Debian CVE	CVE-2026-68159	10 Aug 202611:59	–	debiancve
Tenable Nessus	Debian dsa-6466 : ata-modules-6.12.101+deb13-armmp-di - security update	25 Aug 202600:00	–	nessus
Tenable Nessus	Linux Distros Unpatched Vulnerability : CVE-2026-68159	10 Aug 202600:00	–	nessus
EUVD	EUVD-2026-55545	10 Aug 202611:59	–	euvd
NVD	CVE-2026-68159	10 Aug 202613:20	–	nvd
OSV	AZL-95301 CVE-2026-68159 affecting package kernel 6.6.150.1-1	10 Aug 202613:20	–	osv
OSV	BELL-CVE-2026-68159	12 Aug 202606:04	–	osv
OSV	DEBIAN-CVE-2026-68159	10 Aug 202613:20	–	osv

Vulners

CNA

Node

linux linux_kernelRange4.13–5.10.266

linux linux_kernelRange5.11.0–5.15.217

linux linux_kernelRange5.16.0–6.1.184

linux linux_kernelRange6.2.0–6.6.153

linux linux_kernelRange6.7.0–6.12.105

linux linux_kernelRange6.13.0–6.18.46

linux linux_kernelRange6.19.0–7.1.6

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/ceph/osdmap.c"
    ],
    "versions": [
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "66eec4af1e080b695229c9a20635648a6d12fedf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "4daf06456677177f2a6044729abac59c1b49e87b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "d5650ddbd4d42c1a916c8fe1a4c4cb573ef810a1",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "42bc06c67d94d5f2a6b33294b0c4b07d8a47c515",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "ebdf4b4f3b1474079980a2e5cd79ad65fb54db57",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "590b07ceea138d49c9b64f65d263aa902d3b4730",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "e36663145abd7024f0281dfb22fdef65f185845b",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "a303bb0e58345fe9f7ab2f82b90266f2b5036058",
        "lessThan": "9f00f9cf2be293efe899db67dc5272e3a9c62717",
        "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/ceph/osdmap.c"
    ],
    "versions": [
      {
        "version": "4.13",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "4.13",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.10.266",
        "lessThanOrEqual": "5.10.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "5.15.217",
        "lessThanOrEqual": "5.15.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.184",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.6.153",
        "lessThanOrEqual": "6.6.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.105",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.18.46",
        "lessThanOrEqual": "6.18.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1.6",
        "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/4daf06456677177f2a6044729abac59c1b49e87b
git	www.git.kernel.org/stable/c/ebdf4b4f3b1474079980a2e5cd79ad65fb54db57
git	www.git.kernel.org/stable/c/66eec4af1e080b695229c9a20635648a6d12fedf
git	www.git.kernel.org/stable/c/42bc06c67d94d5f2a6b33294b0c4b07d8a47c515
git	www.git.kernel.org/stable/c/9f00f9cf2be293efe899db67dc5272e3a9c62717
git	www.git.kernel.org/stable/c/d5650ddbd4d42c1a916c8fe1a4c4cb573ef810a1
git	www.git.kernel.org/stable/c/590b07ceea138d49c9b64f65d263aa902d3b4730
git	www.git.kernel.org/stable/c/e36663145abd7024f0281dfb22fdef65f185845b

23 Aug 2026 13:16Current

5.4Medium risk

Vulners AI Score5.4

CVSS 3.19.8

EPSS0.00745