248 lines
12 KiB
JSON
248 lines
12 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-90386",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-09-11T19:38:34.809Z",
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"datePublished": "2026-09-17T16:09:21.842Z",
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"dateUpdated": "2026-10-19T09:02:48.790Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-10-19T09:02:48.790Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni3c: dw: avoid shift-out-of-bounds when DAA assigns no devices\n\nOn an empty bus ENTDAA assigns nothing, so cmd->rx_len (the count\nof addresses left unassigned) equals master->maxdevs.\n\nThe GENMASK() index master->maxdevs - cmd->rx_len - 1 then becomes -1,\nwhich trips up UBSAN. This happens every time on boot on a Gigabyte/AMD\nserver:\n\n UBSAN: shift-out-of-bounds in drivers/i3c/master/dw-i3c-master.c:905:12\n shift exponent 64 is too large for 64-bit type 'long unsigned int'\n CPU: 7 UID: 0 PID: 963 Comm: (udev-worker) Not tainted 7.0.11-200.fc44.x86_64 #1 PREEMPT(lazy)\n Hardware name: Giga Computing E163-Z34-AAH1-000/MZ33-DC1-000, BIOS R32_F45 04/01/2026\n Call Trace:\n <TASK>\n dump_stack_lvl+0x5d/0x80\n ubsan_epilogue+0x5/0x2b\n __ubsan_handle_shift_out_of_bounds.cold+0xd7/0x1ab\n dw_i3c_master_daa.cold+0x1b/0x96 [dw_i3c_master]\n i3c_master_do_daa_ext.part.0+0x3e/0xf0 [i3c]\n\nSkip the mask when no new device was assigned."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/i3c/master/dw-i3c-master.c"
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],
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"versions": [
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "5650b013e6bfc14c8b30be727f4a715b01860a08",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "63110ccc434e10d9e9d2c7d82ebfa8a6f9cedd94",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "3a1c35739efb69e8ec2a868113a0471a01bb8f29",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "111f559e5b6461f5f6977275716e6c5d1eb7ea27",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "754533e6169d1f10bdef7a6ba9bd7740b524e1d4",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "9eaac0cb4ca94e2e32c53c156ae5b813ba7ef90c",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "618dd640ded6b94bbdb79c798a901ec564797033",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "1dd728f5d4d4b8b53196c1e0fcf86bbaaee39cef",
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"lessThan": "038cf48b3170af26a70bf2dee4f8c3ac910f5176",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/i3c/master/dw-i3c-master.c"
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],
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"versions": [
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{
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"version": "5.0",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.0",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.270",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.221",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.188",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.157",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.110",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.52",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.2.6",
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"lessThanOrEqual": "7.2.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.3",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "5.10.270"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "5.15.221"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "6.1.188"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "6.6.157"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "6.12.110"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "6.18.52"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "7.2.6"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.0",
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"versionEndExcluding": "7.3"
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}
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]
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}
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/5650b013e6bfc14c8b30be727f4a715b01860a08"
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},
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{
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"url": "https://git.kernel.org/stable/c/63110ccc434e10d9e9d2c7d82ebfa8a6f9cedd94"
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},
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{
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"url": "https://git.kernel.org/stable/c/3a1c35739efb69e8ec2a868113a0471a01bb8f29"
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},
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{
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"url": "https://git.kernel.org/stable/c/111f559e5b6461f5f6977275716e6c5d1eb7ea27"
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},
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{
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"url": "https://git.kernel.org/stable/c/754533e6169d1f10bdef7a6ba9bd7740b524e1d4"
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},
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{
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"url": "https://git.kernel.org/stable/c/9eaac0cb4ca94e2e32c53c156ae5b813ba7ef90c"
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},
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{
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"url": "https://git.kernel.org/stable/c/618dd640ded6b94bbdb79c798a901ec564797033"
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},
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{
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"url": "https://git.kernel.org/stable/c/038cf48b3170af26a70bf2dee4f8c3ac910f5176"
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}
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],
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"title": "i3c: dw: avoid shift-out-of-bounds when DAA assigns no devices",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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}
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}
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} |