CVE-2022-49162
Published: Feb 26, 2025
Modified: May 11, 2026
Description
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 | Product | Versions |
|---|---|---|
Linux | Linux | affected d7edf47947f9d921be6ca5fc8e83049124466f98 - < fb791514acf9070225eed46e1ccbb0aa7aae5da5affected d7edf47947f9d921be6ca5fc8e83049124466f98 - < 0ec746674296c94137f074309c26d17e644c0498affected d7edf47947f9d921be6ca5fc8e83049124466f98 - < 1aea36a62f0a0ad67eccc945bac0bd6422ef720faffected d7edf47947f9d921be6ca5fc8e83049124466f98 - < 3b36c05f68ba32d0dfb63abc9016d6fe9117829faffected d7edf47947f9d921be6ca5fc8e83049124466f98 - < b1c28577529cdfad40c8242673285f1e1e4c314e+4 more versions |
Linux | Linux | affected 2.6.33unaffected 0 - < 2.6.33unaffected 4.9.311 - <= 4.9.*unaffected 4.14.276 - <= 4.14.*unaffected 4.19.238 - <= 4.19.*+6 more versions |
References
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