mirror of
https://github.com/fkie-cad/nvd-json-data-feeds.git
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102 lines
3.3 KiB
JSON
102 lines
3.3 KiB
JSON
{
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"id": "CVE-2024-44957",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2024-09-04T19:15:30.523",
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"lastModified": "2024-09-06T16:37:00.077",
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"vulnStatus": "Analyzed",
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"cveTags": [],
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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\nxen: privcmd: Switch from mutex to spinlock for irqfds\n\nirqfd_wakeup() gets EPOLLHUP, when it is called by\neventfd_release() by way of wake_up_poll(&ctx->wqh, EPOLLHUP), which\ngets called under spin_lock_irqsave(). We can't use a mutex here as it\nwill lead to a deadlock.\n\nFix it by switching over to a spin lock."
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},
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{
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"lang": "es",
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"value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: xen: privcmd: Cambiar de mutex a spinlock para irqfds irqfd_wakeup() obtiene EPOLLHUP, cuando es llamado por eventfd_release() por medio de wake_up_poll(&ctx->wqh, EPOLLHUP), que se llama bajo spin_lock_irqsave(). No podemos usar un mutex aqu\u00ed ya que conducir\u00eda a un interbloqueo. Arr\u00e9glelo cambiando a un spinlock."
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}
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],
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"metrics": {
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"cvssMetricV31": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"cvssData": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"attackVector": "LOCAL",
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"attackComplexity": "LOW",
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"privilegesRequired": "LOW",
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"userInteraction": "NONE",
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"scope": "UNCHANGED",
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"confidentialityImpact": "NONE",
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"integrityImpact": "NONE",
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"availabilityImpact": "HIGH",
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"baseScore": 5.5,
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"baseSeverity": "MEDIUM"
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},
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"exploitabilityScore": 1.8,
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"impactScore": 3.6
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}
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]
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},
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"weaknesses": [
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{
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"source": "nvd@nist.gov",
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"type": "Primary",
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"description": [
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{
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"lang": "en",
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"value": "CWE-667"
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}
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]
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}
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],
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"configurations": [
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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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"versionEndExcluding": "6.6.46",
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"matchCriteriaId": "84C35A98-08C9-4674-8AC8-9CC0757B7699"
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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": "6.7",
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"versionEndExcluding": "6.10.5",
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"matchCriteriaId": "D074AE50-4A5E-499C-A2FD-75FD60DEA560"
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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/1c682593096a487fd9aebc079a307ff7a6d054a3",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"tags": [
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"Patch"
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]
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},
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{
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"url": "https://git.kernel.org/stable/c/49f2a5da6785b2dbde93e291cae037662440346e",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"tags": [
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"Patch"
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]
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},
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{
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"url": "https://git.kernel.org/stable/c/c2775ae4d9227729f8ca9ee2a068f62a00d5ea9c",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"tags": [
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"Patch"
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]
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}
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]
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} |