{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2024-49959",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-10-21T12:17:06.049Z",
        "datePublished": "2024-10-21T18:02:12.355Z",
        "dateUpdated": "2026-05-11T20:42:51.196Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T20:42:51.196Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\njbd2: stop waiting for space when jbd2_cleanup_journal_tail() returns error\n\nIn __jbd2_log_wait_for_space(), we might call jbd2_cleanup_journal_tail()\nto recover some journal space. But if an error occurs while executing\njbd2_cleanup_journal_tail() (e.g., an EIO), we don't stop waiting for free\nspace right away, we try other branches, and if j_committing_transaction\nis NULL (i.e., the tid is 0), we will get the following complain:\n\n============================================\nJBD2: I/O error when updating journal superblock for sdd-8.\n__jbd2_log_wait_for_space: needed 256 blocks and only had 217 space available\n__jbd2_log_wait_for_space: no way to get more journal space in sdd-8\n------------[ cut here ]------------\nWARNING: CPU: 2 PID: 139804 at fs/jbd2/checkpoint.c:109 __jbd2_log_wait_for_space+0x251/0x2e0\nModules linked in:\nCPU: 2 PID: 139804 Comm: kworker/u8:3 Not tainted 6.6.0+ #1\nRIP: 0010:__jbd2_log_wait_for_space+0x251/0x2e0\nCall Trace:\n <TASK>\n add_transaction_credits+0x5d1/0x5e0\n start_this_handle+0x1ef/0x6a0\n jbd2__journal_start+0x18b/0x340\n ext4_dirty_inode+0x5d/0xb0\n __mark_inode_dirty+0xe4/0x5d0\n generic_update_time+0x60/0x70\n[...]\n============================================\n\nSo only if jbd2_cleanup_journal_tail() returns 1, i.e., there is nothing to\nclean up at the moment, continue to try to reclaim free space in other ways.\n\nNote that this fix relies on commit 6f6a6fda2945 (\"jbd2: fix ocfs2 corrupt\nwhen updating journal superblock fails\") to make jbd2_cleanup_journal_tail\nreturn the correct error code."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/jbd2/checkpoint.c"
                    ],
                    "versions": [
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "801a35dfef6996f3d5eaa96a59caf00440d9165e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "d5dc65370a746750dbb2f03eabcf86b18db65f32",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "481e8f18a290e39e04ddb7feb2bb2a2cc3b213ed",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "ec7f8337c98ad281020ad1f11ba492462d80737a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "70bae48377a2c4296fd3caf4caf8f11079111019",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "1c62dc0d82c62f0dc8fcdc4843208e522acccaf5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "3ced0fe6c0eff032733ea8b38778b34707270138",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "c6bf043b210eac67d35a114e345c4e5585672913",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8c3f25d8950c3e9fe6c9849f88679b3f2a071550",
                            "lessThan": "f5cacdc6f2bb2a9bf214469dd7112b43dd2dd68a",
                            "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/jbd2/checkpoint.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.28",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.28",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.323",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.285",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.227",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.168",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.113",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.55",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.10.14",
                            "lessThanOrEqual": "6.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.11.3",
                            "lessThanOrEqual": "6.11.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12",
                            "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": "2.6.28",
                                    "versionEndExcluding": "4.19.323"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.28",
                                    "versionEndExcluding": "5.4.285"
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/801a35dfef6996f3d5eaa96a59caf00440d9165e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d5dc65370a746750dbb2f03eabcf86b18db65f32"
                },
                {
                    "url": "https://git.kernel.org/stable/c/481e8f18a290e39e04ddb7feb2bb2a2cc3b213ed"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ec7f8337c98ad281020ad1f11ba492462d80737a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/70bae48377a2c4296fd3caf4caf8f11079111019"
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                {
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                },
                {
                    "url": "https://git.kernel.org/stable/c/3ced0fe6c0eff032733ea8b38778b34707270138"
                },
                {
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                },
                {
                    "url": "https://git.kernel.org/stable/c/f5cacdc6f2bb2a9bf214469dd7112b43dd2dd68a"
                }
            ],
            "title": "jbd2: stop waiting for space when jbd2_cleanup_journal_tail() returns error",
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                "engine": "bippy-1.2.0"
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                                "id": "CVE-2024-49959",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
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                                "version": "2.0.3",
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            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"
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