{ "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-2022-49509", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-49509", "idYear": 2022, "status": "PUBLISHED", "publishedAt": "2025-02-26T02:13:40.134Z", "updatedAt": "2026-05-11T19:01:17.836Z", "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": "media: i2c: max9286: fix kernel oops when removing module", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: i2c: max9286: fix kernel oops when removing module\n\nWhen removing the max9286 module we get a kernel oops:\n\nUnable to handle kernel paging request at virtual address 000000aa00000094\nMem abort info:\n ESR = 0x96000004\n EC = 0x25: DABT (current EL), IL = 32 bits\n SET = 0, FnV = 0\n EA = 0, S1PTW = 0\n FSC = 0x04: level 0 translation fault\nData abort info:\n ISV = 0, ISS = 0x00000004\n CM = 0, WnR = 0\nuser pgtable: 4k pages, 48-bit VAs, pgdp=0000000880d85000\n[000000aa00000094] pgd=0000000000000000, p4d=0000000000000000\nInternal error: Oops: 96000004 [#1] PREEMPT SMP\nModules linked in: fsl_jr_uio caam_jr rng_core libdes caamkeyblob_desc caamhash_desc caamalg_desc crypto_engine max9271 authenc crct10dif_ce mxc_jpeg_encdec\nCPU: 2 PID: 713 Comm: rmmod Tainted: G C 5.15.5-00057-gaebcd29c8ed7-dirty #5\nHardware name: Freescale i.MX8QXP MEK (DT)\npstate: 80000005 (Nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)\npc : i2c_mux_del_adapters+0x24/0xf0\nlr : max9286_remove+0x28/0xd0 [max9286]\nsp : ffff800013a9bbf0\nx29: ffff800013a9bbf0 x28: ffff00080b6da940 x27: 0000000000000000\nx26: 0000000000000000 x25: 0000000000000000 x24: 0000000000000000\nx23: ffff000801a5b970 x22: ffff0008048b0890 x21: ffff800009297000\nx20: ffff0008048b0f70 x19: 000000aa00000064 x18: 0000000000000000\nx17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000\nx14: 0000000000000014 x13: 0000000000000000 x12: ffff000802da49e8\nx11: ffff000802051918 x10: ffff000802da4920 x9 : ffff000800030098\nx8 : 0101010101010101 x7 : 7f7f7f7f7f7f7f7f x6 : fefefeff6364626d\nx5 : 8080808000000000 x4 : 0000000000000000 x3 : 0000000000000000\nx2 : ffffffffffffffff x1 : ffff00080b6da940 x0 : 0000000000000000\nCall trace:\n i2c_mux_del_adapters+0x24/0xf0\n max9286_remove+0x28/0xd0 [max9286]\n i2c_device_remove+0x40/0x110\n __device_release_driver+0x188/0x234\n driver_detach+0xc4/0x150\n bus_remove_driver+0x60/0xe0\n driver_unregister+0x34/0x64\n i2c_del_driver+0x58/0xa0\n max9286_i2c_driver_exit+0x1c/0x490 [max9286]\n __arm64_sys_delete_module+0x194/0x260\n invoke_syscall+0x48/0x114\n el0_svc_common.constprop.0+0xd4/0xfc\n do_el0_svc+0x2c/0x94\n el0_svc+0x28/0x80\n el0t_64_sync_handler+0xa8/0x130\n el0t_64_sync+0x1a0/0x1a4\n\nThe Oops happens because the I2C client data does not point to\nmax9286_priv anymore but to v4l2_subdev. The change happened in\nmax9286_init() which calls v4l2_i2c_subdev_init() later on...\n\nBesides fixing the max9286_remove() function, remove the call to\ni2c_set_clientdata() in max9286_probe(), to avoid confusion, and make\nthe necessary changes to max9286_init() so that it doesn't have to use\ni2c_get_clientdata() in order to fetch the pointer to priv.", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "66d8c9d2422da21ed41f75c03ba0685987b65fe0", "status": "affected", "versionType": "git", "lessThan": "a4ec75df70575cdf33d9638c7844e729bfe6ce24" }, { "version": "66d8c9d2422da21ed41f75c03ba0685987b65fe0", "status": "affected", "versionType": "git", "lessThan": "579c77595dbbdfe4f2edf335899f86ac51eca4e9" }, { "version": "66d8c9d2422da21ed41f75c03ba0685987b65fe0", "status": "affected", "versionType": "git", "lessThan": "9dd783274c89c21a038d967b52a858a297e767f8" }, { "version": "66d8c9d2422da21ed41f75c03ba0685987b65fe0", "status": "affected", "versionType": "git", "lessThan": "365ab7ebc24eebb42b9e020aeb440d51af8960cd" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "5.9", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "5.9" }, { "version": "5.15.46", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "5.17.14", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.17.*" }, { "version": "5.18.3", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.18.*" }, { "version": "5.19", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }