CVE-2022-49162

MEDIUM EPSS 16.5%
Published Feb 26, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Feb 26, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
16.5% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 8

VendorProductVersionRange
linuxlinux_kernel* <4.9.311
linuxlinux_kernel*≥4.10  –  <4.14.276
linuxlinux_kernel*≥4.15  –  <4.19.238
linuxlinux_kernel*≥4.20  –  <5.4.189
linuxlinux_kernel*≥5.5  –  <5.10.110
linuxlinux_kernel*≥5.11  –  <5.15.33
linuxlinux_kernel*≥5.16  –  <5.16.19
linuxlinux_kernel*≥5.17  –  <5.17.2

References 9

  • git.kernel.org https://git.kernel.org/stable/c/0ec746674296c94137f074309c26d17e644c0498
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1aea36a62f0a0ad67eccc945bac0bd6422ef720f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3b36c05f68ba32d0dfb63abc9016d6fe9117829f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4f01d09b2bbfbcb47b3eb305560a7f4857a32260
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/809b8cde86320698661eec677222bc5c5df76176
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aeb635b49530b7d19e140949753409f759ba99be
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b1c28577529cdfad40c8242673285f1e1e4c314e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eae90015d10f0c9a47fc4adccba4cd79dce664e4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fb791514acf9070225eed46e1ccbb0aa7aae5da5
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0ec746674296c94137f074309c26d17e644c0498
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/1aea36a62f0a0ad67eccc945bac0bd6422ef720f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3b36c05f68ba32d0dfb63abc9016d6fe9117829f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4f01d09b2bbfbcb47b3eb305560a7f4857a32260
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/809b8cde86320698661eec677222bc5c5df76176
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/aeb635b49530b7d19e140949753409f759ba99be
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b1c28577529cdfad40c8242673285f1e1e4c314e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/eae90015d10f0c9a47fc4adccba4cd79dce664e4
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fb791514acf9070225eed46e1ccbb0aa7aae5da5
    Patch