143 lines
6.2 KiB
JSON
143 lines
6.2 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-2026-45876",
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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": "2026-05-13T15:03:33.081Z",
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"datePublished": "2026-05-27T12:16:43.350Z",
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"dateUpdated": "2026-05-27T12:16:43.350Z"
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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": "2026-05-27T12:16:43.350Z"
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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\narm64/gcs: Fix error handling in arch_set_shadow_stack_status()\n\nalloc_gcs() returns an error-encoded pointer on failure, which comes\nfrom do_mmap(), not NULL.\n\nThe current NULL check fails to detect errors, which could lead to using\nan invalid GCS address.\n\nUse IS_ERR_VALUE() to properly detect errors, consistent with the\ncheck in gcs_alloc_thread_stack()."
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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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"arch/arm64/mm/gcs.c"
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],
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"versions": [
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{
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"version": "b57180c75c7ebff6613886cb69ef6e283a10358b",
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"lessThan": "c787a235deb33be6eda40beee8f561da5fd8cb8c",
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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": "b57180c75c7ebff6613886cb69ef6e283a10358b",
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"lessThan": "a4741114c9622346c4bbb8cc2bbd88153616ffaf",
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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": "b57180c75c7ebff6613886cb69ef6e283a10358b",
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"lessThan": "53c998527ffa60f9deda8974a11ad39790684159",
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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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"arch/arm64/mm/gcs.c"
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],
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"versions": [
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{
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"version": "6.13",
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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": "6.13",
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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": "6.18.14",
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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": "6.19.4",
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"lessThanOrEqual": "6.19.*",
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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": "7.0",
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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": "6.13",
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"versionEndExcluding": "6.18.14"
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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": "6.13",
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"versionEndExcluding": "6.19.4"
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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": "6.13",
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"versionEndExcluding": "7.0"
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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/c787a235deb33be6eda40beee8f561da5fd8cb8c"
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},
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{
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"url": "https://git.kernel.org/stable/c/a4741114c9622346c4bbb8cc2bbd88153616ffaf"
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},
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{
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"url": "https://git.kernel.org/stable/c/53c998527ffa60f9deda8974a11ad39790684159"
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}
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],
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"title": "arm64/gcs: Fix error handling in arch_set_shadow_stack_status()",
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"x_generator": {
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}
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} |