CVE-2021-46943
High
Description
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
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedFeb 27, 2024
First seenFeb 27, 2024
How to fix
Update
- linux linux_kernel5.4.118, 5.10.36, 5.11.20, 5.12.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.2.0 ≤ v < 5.4.118, 5.5.0 ≤ v < 5.10.36, 5.11.0 ≤ v < 5.11.20, 5.12.0 ≤ v < 5.12.3 | 5.4.118, 5.10.36, 5.11.20, 5.12.3 |
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