206 lines
9.5 KiB
JSON
206 lines
9.5 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-2026-98935",
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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": "2026-09-25T10:25:14.381Z",
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"datePublished": "2026-10-23T12:11:46.041Z",
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"dateUpdated": "2026-10-30T12:40:24.910Z"
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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": "2026-10-30T12:40:24.910Z"
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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\nrtc: dev: zero-initialize struct rtc_wkalrm to prevent information leak\n\nThe struct rtc_wkalrm has padding holes after the 'pending' member.\nWhen returned to userspace via the RTC_WKALRM_RD ioctl, uninitialized\nkernel stack data residing in these holes may be leaked.\n\nZero-initialize the struct at declaration to eliminate this information\nleak risk.\n\nFixes smatch warnings:\n- drivers/rtc/dev.c:392 rtc_dev_ioctl() warn: check that 'alarm' doesn't\n leak information (struct has a hole after 'pending')"
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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/rtc/dev.c"
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],
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"versions": [
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{
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"version": "36e14f5fdfdf7cec8887b7ff69cd9bb5051ecf62",
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"lessThan": "f84eb9b7b0feeb267a174237d70a857042ce0158",
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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": "36e14f5fdfdf7cec8887b7ff69cd9bb5051ecf62",
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"lessThan": "a2215eb3cbbd3d9d73cc18c08e3ef53f903443cb",
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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": "36e14f5fdfdf7cec8887b7ff69cd9bb5051ecf62",
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"lessThan": "beda3c9730ad3087d01aa1d0415c40942042ec87",
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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": "36e14f5fdfdf7cec8887b7ff69cd9bb5051ecf62",
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"lessThan": "00dc50cede96738dadc64b20e671186cddb8a58d",
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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": "36e14f5fdfdf7cec8887b7ff69cd9bb5051ecf62",
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"lessThan": "2838d7bbb551861c25187dfb581ed6e7a56762e9",
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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": "36e14f5fdfdf7cec8887b7ff69cd9bb5051ecf62",
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"lessThan": "0ee5c5d804d592a8328a425b9274487d393d3a05",
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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/rtc/dev.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": "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": "5.0",
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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": "5.0",
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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": "5.0",
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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": "5.0",
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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": "5.0",
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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": "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/f84eb9b7b0feeb267a174237d70a857042ce0158"
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},
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{
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"url": "https://git.kernel.org/stable/c/a2215eb3cbbd3d9d73cc18c08e3ef53f903443cb"
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},
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{
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"url": "https://git.kernel.org/stable/c/beda3c9730ad3087d01aa1d0415c40942042ec87"
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},
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{
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"url": "https://git.kernel.org/stable/c/00dc50cede96738dadc64b20e671186cddb8a58d"
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},
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{
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"url": "https://git.kernel.org/stable/c/2838d7bbb551861c25187dfb581ed6e7a56762e9"
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},
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{
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"url": "https://git.kernel.org/stable/c/0ee5c5d804d592a8328a425b9274487d393d3a05"
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}
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],
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"title": "rtc: dev: zero-initialize struct rtc_wkalrm to prevent information leak",
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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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} |