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vuln-cve/data/2022/49xxx/CVE-2022-49277.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-49277",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-02-26T01:49:39.298Z",
"datePublished": "2025-02-26T01:56:21.037Z",
"dateUpdated": "2026-05-11T18:56:34.860Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T18:56:34.860Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\njffs2: fix memory leak in jffs2_do_mount_fs\n\nIf jffs2_build_filesystem() in jffs2_do_mount_fs() returns an error,\nwe can observe the following kmemleak report:\n\n--------------------------------------------\nunreferenced object 0xffff88811b25a640 (size 64):\n comm \"mount\", pid 691, jiffies 4294957728 (age 71.952s)\n hex dump (first 32 bytes):\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n backtrace:\n [<ffffffffa493be24>] kmem_cache_alloc_trace+0x584/0x880\n [<ffffffffa5423a06>] jffs2_sum_init+0x86/0x130\n [<ffffffffa5400e58>] jffs2_do_mount_fs+0x798/0xac0\n [<ffffffffa540acf3>] jffs2_do_fill_super+0x383/0xc30\n [<ffffffffa540c00a>] jffs2_fill_super+0x2ea/0x4c0\n [...]\nunreferenced object 0xffff88812c760000 (size 65536):\n comm \"mount\", pid 691, jiffies 4294957728 (age 71.952s)\n hex dump (first 32 bytes):\n bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb ................\n bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb bb ................\n backtrace:\n [<ffffffffa493a449>] __kmalloc+0x6b9/0x910\n [<ffffffffa5423a57>] jffs2_sum_init+0xd7/0x130\n [<ffffffffa5400e58>] jffs2_do_mount_fs+0x798/0xac0\n [<ffffffffa540acf3>] jffs2_do_fill_super+0x383/0xc30\n [<ffffffffa540c00a>] jffs2_fill_super+0x2ea/0x4c0\n [...]\n--------------------------------------------\n\nThis is because the resources allocated in jffs2_sum_init() are not\nreleased. Call jffs2_sum_exit() to release these resources to solve\nthe problem."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"fs/jffs2/build.c"
],
"versions": [
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "2a9d8184458562e6bf2f40d0e677fc85e2dd3834",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "9a0f6610c7daedd2eace430beeb08a8b7ac80699",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "dbe0d0521eaa6a3d235517319266c539bb5c5112",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "0978e9af4559a171ac7a74a1b3ef21804b0a0fa9",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "607d3aab7349f18e0d9dba4100d09d16fe27caca",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "4392e8aeebc5a4f8073620bccba7de1b1f6d7c88",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "5f34310d1376ca5b2ed798258def2c2ab3cc6699",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "c94128470e6fe53d9bd9d16d2d3271813f9d37af",
"status": "affected",
"versionType": "git"
},
{
"version": "e631ddba588783edd521c5a89f7b2902772fb691",
"lessThan": "d051cef784de4d54835f6b6836d98a8f6935772c",
"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/jffs2/build.c"
],
"versions": [
{
"version": "2.6.15",
"status": "affected"
},
{
"version": "0",
"lessThan": "2.6.15",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.9.311",
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.276",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.238",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.189",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.110",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.33",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.16.19",
"lessThanOrEqual": "5.16.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.17.2",
"lessThanOrEqual": "5.17.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.18",
"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": "2.6.15",
"versionEndExcluding": "4.9.311"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "4.14.276"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "4.19.238"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "5.4.189"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "5.10.110"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "5.15.33"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "5.16.19"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "5.17.2"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.15",
"versionEndExcluding": "5.18"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/2a9d8184458562e6bf2f40d0e677fc85e2dd3834"
},
{
"url": "https://git.kernel.org/stable/c/9a0f6610c7daedd2eace430beeb08a8b7ac80699"
},
{
"url": "https://git.kernel.org/stable/c/dbe0d0521eaa6a3d235517319266c539bb5c5112"
},
{
"url": "https://git.kernel.org/stable/c/0978e9af4559a171ac7a74a1b3ef21804b0a0fa9"
},
{
"url": "https://git.kernel.org/stable/c/607d3aab7349f18e0d9dba4100d09d16fe27caca"
},
{
"url": "https://git.kernel.org/stable/c/4392e8aeebc5a4f8073620bccba7de1b1f6d7c88"
},
{
"url": "https://git.kernel.org/stable/c/5f34310d1376ca5b2ed798258def2c2ab3cc6699"
},
{
"url": "https://git.kernel.org/stable/c/c94128470e6fe53d9bd9d16d2d3271813f9d37af"
},
{
"url": "https://git.kernel.org/stable/c/d051cef784de4d54835f6b6836d98a8f6935772c"
}
],
"title": "jffs2: fix memory leak in jffs2_do_mount_fs",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"cvssV3_1": {
"scope": "UNCHANGED",
"version": "3.1",
"baseScore": 5.5,
"attackVector": "LOCAL",
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
"integrityImpact": "NONE",
"userInteraction": "NONE",
"attackComplexity": "LOW",
"availabilityImpact": "HIGH",
"privilegesRequired": "LOW",
"confidentialityImpact": "NONE"
}
},
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2022-49277",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2025-10-01T19:45:30.429397Z"
}
}
}
],
"problemTypes": [
{
"descriptions": [
{
"lang": "en",
"type": "CWE",
"cweId": "CWE-401",
"description": "CWE-401 Missing Release of Memory after Effective Lifetime"
}
]
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2025-10-01T19:47:01.249Z"
}
}
]
}
}