CVE-2022-49162
video: fbdev: sm712fb: Fix crash in smtcfb_write()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: video: fbdev: sm712fb: Fix crash in smtcfb_write() When the sm712fb driver writes three bytes to the framebuffer, the driver will crash: BUG: unable to handle page fault for address: ffffc90001ffffff RIP: 0010:smtcfb_write+0x454/0x5b0 Call Trace: vfs_write+0x291/0xd60 ? do_sys_openat2+0x27d/0x350 ? __fget_light+0x54/0x340 ksys_write+0xce/0x190 do_syscall_64+0x43/0x90 entry_SYSCALL_64_after_hwframe+0x44/0xae Fix it by removing the open-coded endianness fixup-code.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Feb 26, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
d7edf47947f9d921be6ca5fc8e83049124466f98 < fb791514acf9070225eed46e1ccbb0aa7aae5da5 d7edf47947f9d921be6ca5fc8e83049124466f98 < 0ec746674296c94137f074309c26d17e644c0498 d7edf47947f9d921be6ca5fc8e83049124466f98 < 1aea36a62f0a0ad67eccc945bac0bd6422ef720f d7edf47947f9d921be6ca5fc8e83049124466f98 < 3b36c05f68ba32d0dfb63abc9016d6fe9117829f d7edf47947f9d921be6ca5fc8e83049124466f98 < b1c28577529cdfad40c8242673285f1e1e4c314e d7edf47947f9d921be6ca5fc8e83049124466f98 < eae90015d10f0c9a47fc4adccba4cd79dce664e4 d7edf47947f9d921be6ca5fc8e83049124466f98 < aeb635b49530b7d19e140949753409f759ba99be d7edf47947f9d921be6ca5fc8e83049124466f98 < 809b8cde86320698661eec677222bc5c5df76176 d7edf47947f9d921be6ca5fc8e83049124466f98 < 4f01d09b2bbfbcb47b3eb305560a7f4857a32260
Linux / Linux
2.6.33
References
git.kernel.org: https://git.kernel.org/stable/c/fb791514acf9070225eed46e1ccbb0aa7aae5da5 git.kernel.org: https://git.kernel.org/stable/c/0ec746674296c94137f074309c26d17e644c0498 git.kernel.org: https://git.kernel.org/stable/c/1aea36a62f0a0ad67eccc945bac0bd6422ef720f git.kernel.org: https://git.kernel.org/stable/c/3b36c05f68ba32d0dfb63abc9016d6fe9117829f git.kernel.org: https://git.kernel.org/stable/c/b1c28577529cdfad40c8242673285f1e1e4c314e git.kernel.org: https://git.kernel.org/stable/c/eae90015d10f0c9a47fc4adccba4cd79dce664e4 git.kernel.org: https://git.kernel.org/stable/c/aeb635b49530b7d19e140949753409f759ba99be git.kernel.org: https://git.kernel.org/stable/c/809b8cde86320698661eec677222bc5c5df76176 git.kernel.org: https://git.kernel.org/stable/c/4f01d09b2bbfbcb47b3eb305560a7f4857a32260