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https://github.com/fkie-cad/nvd-json-data-feeds.git
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37 lines
2.4 KiB
JSON
37 lines
2.4 KiB
JSON
{
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"id": "CVE-2022-49698",
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"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"published": "2025-02-26T07:01:44.547",
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"lastModified": "2025-02-26T07:01:44.547",
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"vulnStatus": "Awaiting Analysis",
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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\nnetfilter: use get_random_u32 instead of prandom\n\nbh might occur while updating per-cpu rnd_state from user context,\nie. local_out path.\n\nBUG: using smp_processor_id() in preemptible [00000000] code: nginx/2725\ncaller is nft_ng_random_eval+0x24/0x54 [nft_numgen]\nCall Trace:\n check_preemption_disabled+0xde/0xe0\n nft_ng_random_eval+0x24/0x54 [nft_numgen]\n\nUse the random driver instead, this also avoids need for local prandom\nstate. Moreover, prandom now uses the random driver since d4150779e60f\n(\"random32: use real rng for non-deterministic randomness\").\n\nBased on earlier patch from Pablo Neira."
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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: netfilter: el uso de get_random_u32 en lugar de prandom bh podr\u00eda ocurrir mientras se actualiza rnd_state por CPU desde el contexto del usuario, es decir, la ruta local_out. ERROR: uso de smp_processor_id() en c\u00f3digo preemptible [00000000]: el llamador de nginx/2725 es nft_ng_random_eval+0x24/0x54 [nft_numgen] Rastreo de llamadas: check_preemption_disabled+0xde/0xe0 nft_ng_random_eval+0x24/0x54 [nft_numgen] Use el controlador aleatorio en su lugar, esto tambi\u00e9n evita la necesidad de un estado prandom local. Adem\u00e1s, prandom ahora usa el controlador aleatorio desde d4150779e60f (\"random32: use real rng for non-deterministic randomness\"). Basado en un parche anterior de Pablo Neira."
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}
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],
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"metrics": {},
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/15cc30ac2a8d7185f8ebf97dd1ddd90a7c79783b",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/6ce71f83f798be7e1ca68707fec449fbecb38852",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/b1fd94e704571f98b21027340eecf821b2bdffba",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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},
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{
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"url": "https://git.kernel.org/stable/c/d0906b0fffc9f19bc42708ca3e84e2089088386c",
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"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
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}
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]
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} |