{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-72161",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-09T03:40:39.909Z",
        "datePublished": "2026-08-15T05:53:29.670Z",
        "dateUpdated": "2026-08-17T05:09:21.902Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-17T05:09:21.902Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nocfs2: add journal NULL check in ocfs2_checkpoint_inode()\n\nDuring unmount, ocfs2_journal_shutdown() frees the journal and sets\nosb->journal to NULL. Later, when VFS evicts remaining cached inodes,\nocfs2_evict_inode() -> ocfs2_clear_inode() -> ocfs2_checkpoint_inode()\n-> ocfs2_ci_fully_checkpointed() dereferences osb->journal, causing a\nNULL pointer dereference.\n\nFix this by adding a NULL check for osb->journal in\nocfs2_checkpoint_inode(). If the journal is NULL, it has already been\nfully flushed and destroyed during shutdown, so there is nothing to\ncheckpoint."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ocfs2/journal.h"
                    ],
                    "versions": [
                        {
                            "version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
                            "lessThan": "24daf13422e8328fd588c34a017bdef1949910e8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
                            "lessThan": "7da7e4ac21895fe34cceffcfc99497cc2750da99",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
                            "lessThan": "eb6a13834c23e291f1170cb1b489ec255edfa5a3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
                            "lessThan": "499714de42ab4d2e778cbb10186684142a1222eb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
                            "lessThan": "63921f790234b221e4b15c56c72888b13250f81d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "da5e7c87827e8caa6a1eeec6d95dcf74ab592a01",
                            "lessThan": "a291c77c034b7a81849ce9b71cc9ecda9e587d89",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ocfs2/journal.h"
                    ],
                    "versions": [
                        {
                            "version": "5.16",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.16",
                            "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"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.16",
                                    "versionEndExcluding": "6.1.178"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/24daf13422e8328fd588c34a017bdef1949910e8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7da7e4ac21895fe34cceffcfc99497cc2750da99"
                },
                {
                    "url": "https://git.kernel.org/stable/c/eb6a13834c23e291f1170cb1b489ec255edfa5a3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/499714de42ab4d2e778cbb10186684142a1222eb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/63921f790234b221e4b15c56c72888b13250f81d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a291c77c034b7a81849ce9b71cc9ecda9e587d89"
                }
            ],
            "title": "ocfs2: add journal NULL check in ocfs2_checkpoint_inode()",
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