248 lines
11 KiB
JSON
248 lines
11 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-2026-98755",
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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": "2026-10-18T15:47:41.106Z",
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"dateUpdated": "2026-10-30T12:39:25.859Z"
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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": "2026-10-30T12:39:25.859Z"
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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: vcc: zero-initialize control packet in vcc_send_ctl()\n\nThe stack-allocated struct vio_vcc pkt was partially initialized,\nleaving the tag.stype_env field uninitialized before being sent via\nldc_write(), potentially leaking kernel stack data to the LDC peer."
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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/vcc.c"
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],
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"versions": [
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{
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"version": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "9e2eedb3611c1a3a377105cb26af52731e826fa5",
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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": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "360111628a968ebc8e6da400b28f23ae317d4e04",
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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": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "639178bc8e77aad307a9ee5e62471c5dcc8dda67",
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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": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "4b59afc8af3143ae03e4f9b81ca66aa5a1c1ebed",
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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": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "6f1a08ef02825b440126c406ea63ef6128888e15",
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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": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "4335278d0e75395cbfaf71c84b521df56d69e936",
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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": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "399aa38af1d78001612e3130b2056ea392a355ca",
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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": "8868e44a56160328cd4003d95f4083f64b136e33",
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"lessThan": "1f71f565e3585da1098ff19ca3c24687dab59185",
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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/vcc.c"
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],
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"versions": [
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{
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"version": "4.14",
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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": "4.14",
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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": "4.14",
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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": "4.14",
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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": "4.14",
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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": "4.14",
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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": "4.14",
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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": "4.14",
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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": "4.14",
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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": "4.14",
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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/9e2eedb3611c1a3a377105cb26af52731e826fa5"
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},
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{
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"url": "https://git.kernel.org/stable/c/360111628a968ebc8e6da400b28f23ae317d4e04"
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},
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{
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"url": "https://git.kernel.org/stable/c/639178bc8e77aad307a9ee5e62471c5dcc8dda67"
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},
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{
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"url": "https://git.kernel.org/stable/c/4b59afc8af3143ae03e4f9b81ca66aa5a1c1ebed"
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},
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{
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"url": "https://git.kernel.org/stable/c/6f1a08ef02825b440126c406ea63ef6128888e15"
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},
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{
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"url": "https://git.kernel.org/stable/c/4335278d0e75395cbfaf71c84b521df56d69e936"
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},
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{
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"url": "https://git.kernel.org/stable/c/399aa38af1d78001612e3130b2056ea392a355ca"
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},
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{
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"url": "https://git.kernel.org/stable/c/1f71f565e3585da1098ff19ca3c24687dab59185"
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}
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],
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"title": "tty: vcc: zero-initialize control packet in vcc_send_ctl()",
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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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} |