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{
"id": "CVE-2024-36019",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-05-30T15:15:49.027",
"lastModified": "2024-05-30T18:19:11.743",
"vulnStatus": "Awaiting Analysis",
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregmap: maple: Fix cache corruption in regcache_maple_drop()\n\nWhen keeping the upper end of a cache block entry, the entry[] array\nmust be indexed by the offset from the base register of the block,\ni.e. max - mas.index.\n\nThe code was indexing entry[] by only the register address, leading\nto an out-of-bounds access that copied some part of the kernel\nmemory over the cache contents.\n\nThis bug was not detected by the regmap KUnit test because it only\ntests with a block of registers starting at 0, so mas.index == 0."
}
],
"metrics": {},
"references": [
{
"url": "https://git.kernel.org/stable/c/00bb549d7d63a21532e76e4a334d7807a54d9f31",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/3af6c5ac72dc5b721058132a0a1d7779e443175e",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/51c4440b9d3fd7c8234e6de9170a487c03506e53",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}