CVE-2022-49162
EUVD-2022-5506326.02.2025, 07:00
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.EnginsightAffected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| linux | linux_kernel | 𝑥 < 4.9.311 |
| linux | linux_kernel | 4.10 ≤ 𝑥 < 4.14.276 |
| linux | linux_kernel | 4.15 ≤ 𝑥 < 4.19.238 |
| linux | linux_kernel | 4.20 ≤ 𝑥 < 5.4.189 |
| linux | linux_kernel | 5.5 ≤ 𝑥 < 5.10.110 |
| linux | linux_kernel | 5.11 ≤ 𝑥 < 5.15.33 |
| linux | linux_kernel | 5.16 ≤ 𝑥 < 5.16.19 |
| linux | linux_kernel | 5.17 ≤ 𝑥 < 5.17.2 |
𝑥
= Vulnerable software versions
Debian Releases
openSUSE / SLES Releases
openSUSE Product | |||||||
|---|---|---|---|---|---|---|---|
| cluster-md-kmp-default |
| ||||||
| dlm-kmp-default |
| ||||||
| gfs2-kmp-default |
| ||||||
| kernel-64kb |
| ||||||
| kernel-default |
| ||||||
| kernel-default-base |
| ||||||
| kernel-docs |
| ||||||
| kernel-macros |
| ||||||
| kernel-obs-build |
| ||||||
| kernel-preempt |
| ||||||
| kernel-source |
| ||||||
| kernel-syms |
| ||||||
| kernel-zfcpdump |
| ||||||
| ocfs2-kmp-default |
| ||||||
| reiserfs-kmp-default |
|
References