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CVE-2022-49051

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CVE-2022-49051

Published: Feb 26, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: net: usb: aqc111: Fix out-of-bounds accesses in RX fixup aqc111_rx_fixup() contains several out-of-bounds accesses that can be triggered by a malicious (or defective) USB device, in particular: - The metadata array (desc_offset..desc_offset+2*pkt_count) can be out of bounds, causing OOB reads and (on big-endian systems) OOB endianness flips. - A packet can overlap the metadata array, causing a later OOB endianness flip to corrupt data used by a cloned SKB that has already been handed off into the network stack. - A packet SKB can be constructed whose tail is far beyond its end, causing out-of-bounds heap data to be considered part of the SKB's data. Found doing variant analysis. Tested it with another driver (ax88179_178a), since I don't have a aqc111 device to test it, but the code looks very similar.

VendorProductVersions

Linux

Linux

affected
17364b805f5b9016bb528241ba91481e3497e5e1 - < 404998a137bcb8a926f7c949030afbe285472593
affected
17364b805f5b9016bb528241ba91481e3497e5e1 - < d90df6da50c56ad8b1a132e3cf86b6cdf8f507b7
affected
17364b805f5b9016bb528241ba91481e3497e5e1 - < b416898442f2b6aa9f1b2f2968ce07e3abaa05f7
affected
17364b805f5b9016bb528241ba91481e3497e5e1 - < 36311fe98f55dea9200c69e2dd6d6ddb8fc94080
affected
17364b805f5b9016bb528241ba91481e3497e5e1 - < afb8e246527536848b9b4025b40e613edf776a9d

Linux

Linux

affected
5.0
unaffected
0 - < 5.0
unaffected
5.4.190 - <= 5.4.*
unaffected
5.10.112 - <= 5.10.*
unaffected
5.15.35 - <= 5.15.*

+2 more versions

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