{ "schemaVersion": 1, "attribution": [ { "source": "CISA Known Exploited Vulnerabilities", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog", "licence": "US government work" }, { "source": "GitHub Advisory Database", "url": "https://github.com/advisories", "licence": "CC BY 4.0" }, { "source": "Have I Been Pwned", "url": "https://haveibeenpwned.com/", "licence": "CC BY 4.0" }, { "source": "CVE Program (CVE records)", "url": "https://www.cve.org/Legal/TermsOfUse", "licence": "CVE Terms of Use", "notice": "Copyright © 1999-2026, The MITRE Corporation. CVE is a trademark and the CVE logo is a registered trademark of The MITRE Corporation.", "terms": "CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE™). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy." }, { "source": "FIRST EPSS", "url": "https://www.first.org/epss/", "licence": "free to use; FIRST requests attribution" } ], "record": { "id": "CVE-2022-49277", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49277", "idYear": 2022, "status": "PUBLISHED", "publishedAt": "2025-02-26T01:56:21.037Z", "updatedAt": "2026-05-11T18:56:34.860Z", "importedAt": "2026-10-24T01:56:49.724Z", "snapshot": { "id": "cve_2026-10-24_midnight_baseline", "at": "2026-10-24T00:00:00.000Z", "source": "https://github.com/CVEProject/cvelistV5/releases/tag/cve_2026-10-24_0100Z" }, "facts": { "title": "jffs2: fix memory leak in jffs2_do_mount_fs", "summary": "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 [] kmem_cache_alloc_trace+0x584/0x880\n [] jffs2_sum_init+0x86/0x130\n [] jffs2_do_mount_fs+0x798/0xac0\n [] jffs2_do_fill_super+0x383/0xc30\n [] 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 [] __kmalloc+0x6b9/0x910\n [] jffs2_sum_init+0xd7/0x130\n [] jffs2_do_mount_fs+0x798/0xac0\n [] jffs2_do_fill_super+0x383/0xc30\n [] 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": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "2a9d8184458562e6bf2f40d0e677fc85e2dd3834" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "9a0f6610c7daedd2eace430beeb08a8b7ac80699" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "dbe0d0521eaa6a3d235517319266c539bb5c5112" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "0978e9af4559a171ac7a74a1b3ef21804b0a0fa9" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "607d3aab7349f18e0d9dba4100d09d16fe27caca" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "4392e8aeebc5a4f8073620bccba7de1b1f6d7c88" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "5f34310d1376ca5b2ed798258def2c2ab3cc6699" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "c94128470e6fe53d9bd9d16d2d3271813f9d37af" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "d051cef784de4d54835f6b6836d98a8f6935772c" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "2.6.15", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "2.6.15" }, { "version": "4.9.311", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.9.*" }, { "version": "4.14.276", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.14.*" }, { "version": "4.19.238", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.19.*" }, { "version": "5.4.189", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.110", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.33", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "5.16.19", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.16.*" }, { "version": "5.17.2", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.17.*" }, { "version": "5.18", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }