linux: In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: Fix the error handling in c...
CVE-2022-49524 is fixed in linux on 1 platform, first by DEBIAN-CVE-2022-49524, released February 26, 2025. It is not reported as exploited. Patch Radar priority: High.
In the Linux kernel, the following vulnerability has been resolved: media: pci: cx23885: Fix the error handling in cx23885_initdev() When the driver fails to call the dma_set_mask(), the driver will get the following splat: [ 55.853884] BUG: KASAN: use-after-free in __process_removed_driver+0x3c/0x240 [ 55.854486] Read of size 8 at addr ffff88810de60408 by task modprobe/590 [ 55.856822] Call Trace: [ 55.860327] __process_removed_driver+0x3c/0x240 [ 55.861347] bus_for_each_dev+0x102/0x160 [ 55.861681] i2c_del_driver+0x2f/0x50 This is because the driver has initialized the i2c related resources in cx23885_dev_setup() but not released them in error handling, fix this bug by modifying the error path that jumps after failing to call the dma_set_mask().
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| linux · Debian 12.15 (bookworm) | 5.18.5-1 | DEBIAN-CVE-2022-49524 | Feb 26, 2025 |
| linux · Debian 13.5 (trixie) | 5.18.5-1 | DEBIAN-CVE-2022-49524 | Feb 26, 2025 |
| linux · Debian 14 | 5.18.5-1 | DEBIAN-CVE-2022-49524 | Feb 26, 2025 |
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