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-2026-98753",
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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": "2026-09-25T10:25:14.368Z",
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"datePublished": "2026-10-18T15:47:37.700Z",
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"dateUpdated": "2026-10-30T12:39:23.712Z"
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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": "2026-10-30T12:39:23.712Z"
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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\ntty: tty_port: restore TTY_IO_ERROR on activation failure\n\nMake sure to restore the TTY_IO_ERROR flag if activation fails to\nprevent I/O attempts on a port that is gone or powered down.\n\nThis specifically avoids issues like kernel panic due to unclocked\naccesses or NULL-pointer dereferences when accessing powered down or\nderegistered ports when a TTY ioctl races with hangup and open.\n\nNote that the flag is set again in tty_port_close() but not restoring it\non activation failure leaves a window where drivers fail to handle the\nioctl-hangup race."
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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/tty/tty_port.c"
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],
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"versions": [
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{
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"version": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "761e8c5eb13d1b5e196b0b39bdfed6fc67af9dd2",
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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": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "5469dc4153a60289c5bae00215947c6ce09fcc0e",
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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": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "e24625bff786fa3f22cc38b5038362b910621e83",
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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": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "16032c980d8f71642fcdc99309c571df3fcf3328",
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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": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "34d4f67472ef7a744970b772a8565ddc727788e2",
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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": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "7021acc84c2e0add77a1a33152e3a1e428fdbfdb",
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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": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "6388409b711eb91b14fa075a4d861ccc4df1cfe7",
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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": "a9a37ec33a1b3e66b260ac1c29bff0aec8b89ae4",
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"lessThan": "56964f6a31238fb41d5830bb42520c5b10ff7d8f",
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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/tty/tty_port.c"
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],
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"versions": [
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{
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"version": "2.6.33",
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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": "2.6.33",
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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": "5.10.273",
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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": "5.15.224",
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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": "6.1.191",
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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": "6.6.160",
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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": "6.12.113",
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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": "6.18.56",
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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": "7.2.10",
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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": "2.6.33",
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"versionEndExcluding": "5.10.273"
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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": "2.6.33",
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"versionEndExcluding": "5.15.224"
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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": "2.6.33",
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"versionEndExcluding": "6.1.191"
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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": "2.6.33",
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"versionEndExcluding": "6.6.160"
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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": "2.6.33",
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"versionEndExcluding": "6.12.113"
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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": "2.6.33",
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"versionEndExcluding": "6.18.56"
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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": "2.6.33",
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"versionEndExcluding": "7.2.10"
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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": "2.6.33",
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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/761e8c5eb13d1b5e196b0b39bdfed6fc67af9dd2"
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},
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{
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"url": "https://git.kernel.org/stable/c/5469dc4153a60289c5bae00215947c6ce09fcc0e"
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},
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{
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"url": "https://git.kernel.org/stable/c/e24625bff786fa3f22cc38b5038362b910621e83"
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},
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{
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"url": "https://git.kernel.org/stable/c/16032c980d8f71642fcdc99309c571df3fcf3328"
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},
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{
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"url": "https://git.kernel.org/stable/c/34d4f67472ef7a744970b772a8565ddc727788e2"
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},
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{
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"url": "https://git.kernel.org/stable/c/7021acc84c2e0add77a1a33152e3a1e428fdbfdb"
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},
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{
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"url": "https://git.kernel.org/stable/c/6388409b711eb91b14fa075a4d861ccc4df1cfe7"
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},
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{
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"url": "https://git.kernel.org/stable/c/56964f6a31238fb41d5830bb42520c5b10ff7d8f"
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}
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],
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"title": "tty: tty_port: restore TTY_IO_ERROR on activation failure",
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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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} |