{ "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-2022-48978", "sourceURL": "https://www.cve.org/CVERecord?id=CVE-2022-48978", "idYear": 2022, "status": "PUBLISHED", "publishedAt": "2024-10-21T20:05:57.079Z", "updatedAt": "2026-05-11T18:50:50.305Z", "importedAt": "2026-10-24T01:56:45.230Z", "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": "HID: core: fix shift-out-of-bounds in hid_report_raw_event", "summary": "In the Linux kernel, the following vulnerability has been resolved:\n\nHID: core: fix shift-out-of-bounds in hid_report_raw_event\n\nSyzbot reported shift-out-of-bounds in hid_report_raw_event.\n\nmicrosoft 0003:045E:07DA.0001: hid_field_extract() called with n (128) >\n32! (swapper/0)\n======================================================================\nUBSAN: shift-out-of-bounds in drivers/hid/hid-core.c:1323:20\nshift exponent 127 is too large for 32-bit type 'int'\nCPU: 0 PID: 0 Comm: swapper/0 Not tainted\n6.1.0-rc4-syzkaller-00159-g4bbf3422df78 #0\nHardware name: Google Compute Engine/Google Compute Engine, BIOS\nGoogle 10/26/2022\nCall Trace:\n \n __dump_stack lib/dump_stack.c:88 [inline]\n dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106\n ubsan_epilogue lib/ubsan.c:151 [inline]\n __ubsan_handle_shift_out_of_bounds+0x3a6/0x420 lib/ubsan.c:322\n snto32 drivers/hid/hid-core.c:1323 [inline]\n hid_input_fetch_field drivers/hid/hid-core.c:1572 [inline]\n hid_process_report drivers/hid/hid-core.c:1665 [inline]\n hid_report_raw_event+0xd56/0x18b0 drivers/hid/hid-core.c:1998\n hid_input_report+0x408/0x4f0 drivers/hid/hid-core.c:2066\n hid_irq_in+0x459/0x690 drivers/hid/usbhid/hid-core.c:284\n __usb_hcd_giveback_urb+0x369/0x530 drivers/usb/core/hcd.c:1671\n dummy_timer+0x86b/0x3110 drivers/usb/gadget/udc/dummy_hcd.c:1988\n call_timer_fn+0xf5/0x210 kernel/time/timer.c:1474\n expire_timers kernel/time/timer.c:1519 [inline]\n __run_timers+0x76a/0x980 kernel/time/timer.c:1790\n run_timer_softirq+0x63/0xf0 kernel/time/timer.c:1803\n __do_softirq+0x277/0x75b kernel/softirq.c:571\n __irq_exit_rcu+0xec/0x170 kernel/softirq.c:650\n irq_exit_rcu+0x5/0x20 kernel/softirq.c:662\n sysvec_apic_timer_interrupt+0x91/0xb0 arch/x86/kernel/apic/apic.c:1107\n======================================================================\n\nIf the size of the integer (unsigned n) is bigger than 32 in snto32(),\nshift exponent will be too large for 32-bit type 'int', resulting in a\nshift-out-of-bounds bug.\nFix this by adding a check on the size of the integer (unsigned n) in\nsnto32(). To add support for n greater than 32 bits, set n to 32, if n\nis greater than 32.", "affected": [ { "vendor": "Linux", "product": "Linux", "defaultStatus": "unaffected", "versions": [ { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "151493fe5a6ed1a88decc929a7368a3f2a246914" }, { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "809783f8b4b600c7fb3bccb10fefef822601ea3b" }, { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "8e14f20e12224ee2429f75a5c9418a700e26a8d3" }, { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "db1ed1b3fb4ec0d19080a102956255769bc45c79" }, { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "bc03f809da78fc79e4aee132d4e5c6a2b3aeec73" }, { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "f755d11c55b29049b77da5cd9ab2faae96eb33c3" }, { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "2b3b4d7aadaa1b6b58d0f34823bf86cfe8a31b4d" }, { "version": "dde5845a529ff753364a6d1aea61180946270bfa", "status": "affected", "versionType": "git", "lessThan": "ec61b41918587be530398b0d1c9a0d16619397e5" } ] }, { "vendor": "Linux", "product": "Linux", "defaultStatus": "affected", "versions": [ { "version": "2.6.20", "status": "affected" }, { "version": "0", "status": "unaffected", "versionType": "semver", "lessThan": "2.6.20" }, { "version": "4.9.336", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.9.*" }, { "version": "4.14.302", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.14.*" }, { "version": "4.19.269", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "4.19.*" }, { "version": "5.4.227", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.4.*" }, { "version": "5.10.159", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.10.*" }, { "version": "5.15.83", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "5.15.*" }, { "version": "6.0.13", "status": "unaffected", "versionType": "semver", "lessThanOrEqual": "6.0.*" }, { "version": "6.1", "status": "unaffected", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*" } ] } ] } } }