ghsa-p45j-q5hm-cc64
Vulnerability from github
Published
2024-02-27 21:31
Modified
2024-04-10 21:30
Severity
Details
In the Linux kernel, the following vulnerability has been resolved:
media: staging/intel-ipu3: Fix set_fmt error handling
If there in an error during a set_fmt, do not overwrite the previous sizes with the invalid config.
Without this patch, v4l2-compliance ends up allocating 4GiB of RAM and causing the following OOPs
[ 38.662975] ipu3-imgu 0000:00:05.0: swiotlb buffer is full (sz: 4096 bytes) [ 38.662980] DMA: Out of SW-IOMMU space for 4096 bytes at device 0000:00:05.0 [ 38.663010] general protection fault: 0000 [#1] PREEMPT SMP
{
"affected": [],
"aliases": [
"CVE-2021-46943"
],
"database_specific": {
"cwe_ids": [
"CWE-131"
],
"github_reviewed": false,
"github_reviewed_at": null,
"nvd_published_at": "2024-02-27T19:04:06Z",
"severity": "HIGH"
},
"details": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: staging/intel-ipu3: Fix set_fmt error handling\n\nIf there in an error during a set_fmt, do not overwrite the previous\nsizes with the invalid config.\n\nWithout this patch, v4l2-compliance ends up allocating 4GiB of RAM and\ncausing the following OOPs\n\n[ 38.662975] ipu3-imgu 0000:00:05.0: swiotlb buffer is full (sz: 4096 bytes)\n[ 38.662980] DMA: Out of SW-IOMMU space for 4096 bytes at device 0000:00:05.0\n[ 38.663010] general protection fault: 0000 [#1] PREEMPT SMP",
"id": "GHSA-p45j-q5hm-cc64",
"modified": "2024-04-10T21:30:28Z",
"published": "2024-02-27T21:31:26Z",
"references": [
{
"type": "ADVISORY",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-46943"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/34892ea938387d83ffcfb7775ec55f0f80767916"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/6fb617e37a39db0a3eca4489431359d0bdf3b9bc"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/a03fb1e8a110658215a4cefc3e2ad53279e496a6"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/ad91849996f9dd79741a961fd03585a683b08356"
},
{
"type": "WEB",
"url": "https://git.kernel.org/stable/c/c6b81b897f6f9445d57f8d47c4e060ec21556137"
}
],
"schema_version": "1.4.0",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
}
]
}
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