{ "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-2022-49381", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49381", "idYear": 2022, "status": "PUBLISHED", "publishedAt": "2025-02-26T02:11:18.812Z", "updatedAt": "2026-05-11T18:58:35.647Z", "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_fill_super", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\njffs2: fix memory leak in jffs2_do_fill_super\n\nIf jffs2_iget() or d_make_root() in jffs2_do_fill_super() returns\nan error, we can observe the following kmemleak report:\n\n--------------------------------------------\nunreferenced object 0xffff888105a65340 (size 64):\n comm \"mount\", pid 710, jiffies 4302851558 (age 58.239s)\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+0x475/0x8a0\n [] jffs2_sum_init+0x96/0x1a0\n [] jffs2_do_mount_fs+0x745/0x2120\n [] jffs2_do_fill_super+0x35c/0x810\n [] jffs2_fill_super+0x2b9/0x3b0\n [...]\nunreferenced object 0xffff8881bd7f0000 (size 65536):\n comm \"mount\", pid 710, jiffies 4302851558 (age 58.239s)\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_order+0xda/0x110\n [] kmalloc_order_trace+0x21/0x130\n [] __kmalloc+0x711/0x8a0\n [] jffs2_sum_init+0xd9/0x1a0\n [] jffs2_do_mount_fs+0x745/0x2120\n [] jffs2_do_fill_super+0x35c/0x810\n [] jffs2_fill_super+0x2b9/0x3b0\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": "4ba7bbeab8009faf3a726e565d98816593ddd5b0" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "4da8763a3d2b684c773b72ed80fad40bc264bc40" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "28048a4cf3813b7cf5cc8cce629dfdc7951cb1c2" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "d3a4fff1e7e408c32649030daa7c2c42a7e19a95" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "3252d327f977b14663a10967f3b0930d6c325687" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "ecc53e58596542791e82eff00702f8af7a313f70" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "cf9db013e167bc8fc2ecd7a13ed97a37df0c9dab" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "69295267c481545f636b69ff341b8db75aa136b9" }, { "version": "e631ddba588783edd521c5a89f7b2902772fb691", "status": "affected", "versionType": "git", "lessThan": "c14adb1cf70a984ed081c67e9d27bc3caad9537c" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "2.6.15", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "2.6.15" }, { "version": "4.9.318", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.9.*" }, { "version": "4.14.283", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.14.*" }, { "version": "4.19.247", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.19.*" }, { "version": "5.4.198", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.122", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.47", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "5.17.15", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.17.*" }, { "version": "5.18.4", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.18.*" }, { "version": "5.19", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }