- Vulnerability/
- CVE-2024-26788
CVE-2024-26788: dmaengine: fsl-qdma: init irq after reg initialization
First published: Thu Apr 04 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: dmaengine: fsl-qdma: init irq after reg initialization Initialize the qDMA irqs after the registers are configured so that interrupts that may have been pending from a primary kernel don't get processed by the irq handler before it is ready to and cause panic with the following trace: Call trace: fsl_qdma_queue_handler+0xf8/0x3e8 __handle_irq_event_percpu+0x78/0x2b0 handle_irq_event_percpu+0x1c/0x68 handle_irq_event+0x44/0x78 handle_fasteoi_irq+0xc8/0x178 generic_handle_irq+0x24/0x38 __handle_domain_irq+0x90/0x100 gic_handle_irq+0x5c/0xb8 el1_irq+0xb8/0x180 _raw_spin_unlock_irqrestore+0x14/0x40 __setup_irq+0x4bc/0x798 request_threaded_irq+0xd8/0x190 devm_request_threaded_irq+0x74/0xe8 fsl_qdma_probe+0x4d4/0xca8 platform_drv_probe+0x50/0xa0 really_probe+0xe0/0x3f8 driver_probe_device+0x64/0x130 device_driver_attach+0x6c/0x78 __driver_attach+0xbc/0x158 bus_for_each_dev+0x5c/0x98 driver_attach+0x20/0x28 bus_add_driver+0x158/0x220 driver_register+0x60/0x110 __platform_driver_register+0x44/0x50 fsl_qdma_driver_init+0x18/0x20 do_one_initcall+0x48/0x258 kernel_init_freeable+0x1a4/0x23c kernel_init+0x10/0xf8 ret_from_fork+0x10/0x18
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.12.5-1 6.12.6-1 |
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Reference Links
- https://git.kernel.org/stable/c/3cc5fb824c2125aa3740d905b3e5b378c8a09478
- https://git.kernel.org/stable/c/4529c084a320be78ff2c5e64297ae998c6fdf66b
- https://git.kernel.org/stable/c/474d521da890b3e3585335fb80a6044cb2553d99
- https://git.kernel.org/stable/c/677102a930643c31f1b4c512b041407058bdfef8
- https://git.kernel.org/stable/c/87a39071e0b639f45e05d296cc0538eef44ec0bd
- https://git.kernel.org/stable/c/9579a21e99fe8dab22a253050ddff28d340d74e1
- https://git.kernel.org/stable/c/a69c8bbb946936ac4eb6a6ae1e849435aa8d947d
- https://launchpad.net/bugs/cve/CVE-2024-26788
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26788
- https://nvd.nist.gov/vuln/detail/CVE-2024-26788
- https://security-tracker.debian.org/tracker/CVE-2024-26788
- https://ubuntu.com/security/CVE-2024-26788
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://git.kernel.org/linus/87a39071e0b639f45e05d296cc0538eef44ec0bd
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