274 lines
12 KiB
JSON
274 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-2024-39497",
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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": "2024-06-25T14:23:23.751Z",
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"datePublished": "2024-07-12T12:20:32.330Z",
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"dateUpdated": "2026-05-11T20:21:42.337Z"
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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": "2026-05-11T20:21:42.337Z"
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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\ndrm/shmem-helper: Fix BUG_ON() on mmap(PROT_WRITE, MAP_PRIVATE)\n\nLack of check for copy-on-write (COW) mapping in drm_gem_shmem_mmap\nallows users to call mmap with PROT_WRITE and MAP_PRIVATE flag\ncausing a kernel panic due to BUG_ON in vmf_insert_pfn_prot:\nBUG_ON((vma->vm_flags & VM_PFNMAP) && is_cow_mapping(vma->vm_flags));\n\nReturn -EINVAL early if COW mapping is detected.\n\nThis bug affects all drm drivers using default shmem helpers.\nIt can be reproduced by this simple example:\nvoid *ptr = mmap(0, size, PROT_WRITE, MAP_PRIVATE, fd, mmap_offset);\nptr[0] = 0;"
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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/gpu/drm/drm_gem_shmem_helper.c"
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],
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"versions": [
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{
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"version": "2194a63a818db71065ebe09c8104f5f021ca4e7b",
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"lessThan": "a508a102edf8735adc9bb73d37dd13c38d1a1b10",
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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": "2194a63a818db71065ebe09c8104f5f021ca4e7b",
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"lessThan": "3ae63a8c1685e16958560ec08d30defdc5b9cca0",
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"status": "affected",
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},
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{
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"lessThan": "2219e5f97244b79c276751a1167615b9714db1b0",
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"status": "affected",
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},
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{
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"version": "2194a63a818db71065ebe09c8104f5f021ca4e7b",
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"lessThan": "1b4a8b89bf6787090b56424d269bf84ba00c3263",
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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": "2194a63a818db71065ebe09c8104f5f021ca4e7b",
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"lessThan": "03c71c42809ef4b17f5d874cdb2d3bf40e847b86",
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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": "2194a63a818db71065ebe09c8104f5f021ca4e7b",
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"lessThan": "39bc27bd688066a63e56f7f64ad34fae03fbe3b8",
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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/gpu/drm/drm_gem_shmem_helper.c"
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],
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"versions": [
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{
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"version": "5.2",
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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": "5.2",
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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": "5.10.229",
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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": "5.15.169",
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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": "6.1.114",
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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": "6.6.35",
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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": "6.9.6",
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"lessThanOrEqual": "6.9.*",
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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": "6.10",
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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": "5.2",
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"versionEndExcluding": "5.10.229"
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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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"references": [
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"url": "https://git.kernel.org/stable/c/a508a102edf8735adc9bb73d37dd13c38d1a1b10"
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},
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{
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"url": "https://git.kernel.org/stable/c/3ae63a8c1685e16958560ec08d30defdc5b9cca0"
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"url": "https://git.kernel.org/stable/c/2219e5f97244b79c276751a1167615b9714db1b0"
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"url": "https://git.kernel.org/stable/c/1b4a8b89bf6787090b56424d269bf84ba00c3263"
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"url": "https://git.kernel.org/stable/c/03c71c42809ef4b17f5d874cdb2d3bf40e847b86"
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"url": "https://git.kernel.org/stable/c/39bc27bd688066a63e56f7f64ad34fae03fbe3b8"
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}
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],
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"title": "drm/shmem-helper: Fix BUG_ON() on mmap(PROT_WRITE, MAP_PRIVATE)",
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"x_generator": {
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"engine": "bippy-1.2.0"
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{
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"type": "ssvc",
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"content": {
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"id": "CVE-2024-39497",
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"role": "CISA Coordinator",
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"options": [
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{
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"Automatable": "no"
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"version": "2.0.3",
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"timestamp": "2024-09-10T17:07:23.056270Z"
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"title": "CISA ADP Vulnrichment",
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