{ "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-2025-40070", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2025-40070", "idYear": 2025, "status": "PUBLISHED", "publishedAt": "2025-10-28T11:48:38.838Z", "updatedAt": "2026-10-15T01:08:52.337Z", "importedAt": "2026-10-24T01:57:34.152Z", "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": "pps: fix warning in pps_register_cdev when register device fail", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\npps: fix warning in pps_register_cdev when register device fail\n\nSimilar to previous commit 2a934fdb01db (\"media: v4l2-dev: fix error\nhandling in __video_register_device()\"), the release hook should be set\nbefore device_register(). Otherwise, when device_register() return error\nand put_device() try to callback the release function, the below warning\nmay happen.\n\n ------------[ cut here ]------------\n WARNING: CPU: 1 PID: 4760 at drivers/base/core.c:2567 device_release+0x1bd/0x240 drivers/base/core.c:2567\n Modules linked in:\n CPU: 1 UID: 0 PID: 4760 Comm: syz.4.914 Not tainted 6.17.0-rc3+ #1 NONE\n RIP: 0010:device_release+0x1bd/0x240 drivers/base/core.c:2567\n Call Trace:\n \n kobject_cleanup+0x136/0x410 lib/kobject.c:689\n kobject_release lib/kobject.c:720 [inline]\n kref_put include/linux/kref.h:65 [inline]\n kobject_put+0xe9/0x130 lib/kobject.c:737\n put_device+0x24/0x30 drivers/base/core.c:3797\n pps_register_cdev+0x2da/0x370 drivers/pps/pps.c:402\n pps_register_source+0x2f6/0x480 drivers/pps/kapi.c:108\n pps_tty_open+0x190/0x310 drivers/pps/clients/pps-ldisc.c:57\n tty_ldisc_open+0xa7/0x120 drivers/tty/tty_ldisc.c:432\n tty_set_ldisc+0x333/0x780 drivers/tty/tty_ldisc.c:563\n tiocsetd drivers/tty/tty_io.c:2429 [inline]\n tty_ioctl+0x5d1/0x1700 drivers/tty/tty_io.c:2728\n vfs_ioctl fs/ioctl.c:51 [inline]\n __do_sys_ioctl fs/ioctl.c:598 [inline]\n __se_sys_ioctl fs/ioctl.c:584 [inline]\n __x64_sys_ioctl+0x194/0x210 fs/ioctl.c:584\n do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]\n do_syscall_64+0x5f/0x2a0 arch/x86/entry/syscall_64.c:94\n entry_SYSCALL_64_after_hwframe+0x76/0x7e\n \n\nBefore commit c79a39dc8d06 (\"pps: Fix a use-after-free\"),\npps_register_cdev() call device_create() to create pps->dev, which will\ninit dev->release to device_create_release(). Now the comment is outdated,\njust remove it.\n\nThanks for the reminder from Calvin Owens, 'kfree_pps' should be removed\nin pps_register_source() to avoid a double free in the failure case.", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "785c78ed0d39d1717cca3ef931d3e51337b5e90e", "status": "affected", "versionType": "git", "lessThan": "38c7bb10aae5118dd48fa7a82f7bf93839bcc320" }, { "version": "1a7735ab2cb9747518a7416fb5929e85442dec62", "status": "affected", "versionType": "git", "lessThan": "2a194707ca27a3b0523023fa8b446e5ec922dc51" }, { "version": "c4041b6b0a7a3def8cf3f3d6120ff337bc4c40f7", "status": "affected", "versionType": "git", "lessThan": "125527db41805693208ee1aacd7f3ffe6a3a489c" }, { "version": "91932db1d96b2952299ce30c1c693d834d10ace6", "status": "affected", "versionType": "git", "lessThan": "4cbd7450a22c5ee4842fc4175ad06c0c82ea53a8" }, { "version": "cd3bbcb6b3a7caa5ce67de76723b6d8531fb7f64", "status": "affected", "versionType": "git", "lessThan": "cf71834a0cfc394c72d62fd6dbb470ee13cf8f5e" }, { "version": "7e5ee3281dc09014367f5112b6d566ba36ea2d49", "status": "affected", "versionType": "git", "lessThan": "f01fa3588e0b3cb1540f56d2c6bd99e5b3810234" }, { "version": "c79a39dc8d060b9e64e8b0fa9d245d44befeefbe", "status": "affected", "versionType": "git", "lessThan": "0f97564a1fb62f34b3b498e2f12caffbe99c004a" }, { "version": "c79a39dc8d060b9e64e8b0fa9d245d44befeefbe", "status": "affected", "versionType": "git", "lessThan": "b0531cdba5029f897da5156815e3bdafe1e9b88d" }, { "version": "85241f7de216f8298f6e48540ea13d7dcd100870", "status": "affected", "versionType": "git" }, { "version": "5.4.291", "status": "affected", "versionType": "semver", "lessThan": "5.4.301" }, { "version": "5.10.235", "status": "affected", "versionType": "semver", "lessThan": "5.10.246" }, { "version": "5.15.179", "status": "affected", "versionType": "semver", "lessThan": "5.15.195" }, { "version": "6.1.129", "status": "affected", "versionType": "semver", "lessThan": "6.1.156" }, { "version": "6.6.76", "status": "affected", "versionType": "semver", "lessThan": "6.6.112" }, { "version": "6.12.13", "status": "affected", "versionType": "semver", "lessThan": "6.12.53" }, { "version": "6.13.2", "status": "affected", "versionType": "semver", "lessThan": "6.14" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "6.14", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "6.14" }, { "version": "5.4.301", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.246", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.195", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.1.156", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.1.*" }, { "version": "6.6.112", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.6.*" }, { "version": "6.12.53", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.12.*" }, { "version": "6.17.3", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.17.*" }, { "version": "6.18", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }