207 lines
10 KiB
JSON
207 lines
10 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-2024-41094",
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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": "2024-07-12T12:17:45.637Z",
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"datePublished": "2024-07-29T15:48:07.508Z",
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"dateUpdated": "2026-05-11T20:26:05.743Z"
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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": "2026-05-11T20:26:05.743Z"
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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/fbdev-dma: Only set smem_start is enable per module option\n\nOnly export struct fb_info.fix.smem_start if that is required by the\nuser and the memory does not come from vmalloc().\n\nSetting struct fb_info.fix.smem_start breaks systems where DMA\nmemory is backed by vmalloc address space. An example error is\nshown below.\n\n[ 3.536043] ------------[ cut here ]------------\n[ 3.540716] virt_to_phys used for non-linear address: 000000007fc4f540 (0xffff800086001000)\n[ 3.552628] WARNING: CPU: 4 PID: 61 at arch/arm64/mm/physaddr.c:12 __virt_to_phys+0x68/0x98\n[ 3.565455] Modules linked in:\n[ 3.568525] CPU: 4 PID: 61 Comm: kworker/u12:5 Not tainted 6.6.23-06226-g4986cc3e1b75-dirty #250\n[ 3.577310] Hardware name: NXP i.MX95 19X19 board (DT)\n[ 3.582452] Workqueue: events_unbound deferred_probe_work_func\n[ 3.588291] pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)\n[ 3.595233] pc : __virt_to_phys+0x68/0x98\n[ 3.599246] lr : __virt_to_phys+0x68/0x98\n[ 3.603276] sp : ffff800083603990\n[ 3.677939] Call trace:\n[ 3.680393] __virt_to_phys+0x68/0x98\n[ 3.684067] drm_fbdev_dma_helper_fb_probe+0x138/0x238\n[ 3.689214] __drm_fb_helper_initial_config_and_unlock+0x2b0/0x4c0\n[ 3.695385] drm_fb_helper_initial_config+0x4c/0x68\n[ 3.700264] drm_fbdev_dma_client_hotplug+0x8c/0xe0\n[ 3.705161] drm_client_register+0x60/0xb0\n[ 3.709269] drm_fbdev_dma_setup+0x94/0x148\n\nAdditionally, DMA memory is assumed to by contiguous in physical\naddress space, which is not guaranteed by vmalloc().\n\nResolve this by checking the module flag drm_leak_fbdev_smem when\nDRM allocated the instance of struct fb_info. Fbdev-dma then only\nsets smem_start only if required (via FBINFO_HIDE_SMEM_START). Also\nguarantee that the framebuffer is not located in vmalloc address\nspace."
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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_fb_helper.c",
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"drivers/gpu/drm/drm_fbdev_dma.c"
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],
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"versions": [
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{
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"version": "a51c7663f144606a5f08e772fa3e1e4f2277a614",
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"lessThan": "f29fcfbf6067c0d8c83f84a045da9276c08deac5",
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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": "a51c7663f144606a5f08e772fa3e1e4f2277a614",
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"lessThan": "00702cfa8432ac67a72f56de5e1d278ddea2ebde",
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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": "a51c7663f144606a5f08e772fa3e1e4f2277a614",
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"lessThan": "d92a7580392ad4681b1d4f9275d00b95375ebe01",
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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_fb_helper.c",
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"drivers/gpu/drm/drm_fbdev_dma.c"
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],
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"versions": [
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{
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"version": "6.4",
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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": "6.4",
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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": "6.6.37",
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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": "6.9.8",
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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": "6.4",
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"versionEndExcluding": "6.6.37"
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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": "6.4",
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"versionEndExcluding": "6.9.8"
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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": "6.4",
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"versionEndExcluding": "6.10"
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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/f29fcfbf6067c0d8c83f84a045da9276c08deac5"
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},
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{
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"url": "https://git.kernel.org/stable/c/00702cfa8432ac67a72f56de5e1d278ddea2ebde"
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},
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{
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"url": "https://git.kernel.org/stable/c/d92a7580392ad4681b1d4f9275d00b95375ebe01"
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}
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],
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"title": "drm/fbdev-dma: Only set smem_start is enable per module option",
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"engine": "bippy-1.2.0"
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"shortName": "CVE",
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"dateUpdated": "2024-08-02T04:46:52.465Z"
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"title": "CVE Program Container",
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"references": [
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"url": "https://git.kernel.org/stable/c/f29fcfbf6067c0d8c83f84a045da9276c08deac5",
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2024-41094",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2024-09-10T16:20:29.018042Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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