CVE-2023-53434

Summary

In the Linux kernel, the following vulnerability has been resolved:

remoteproc: imx_dsp_rproc: Add custom memory copy implementation for i.MX DSP Cores

The IRAM is part of the HiFi DSP. According to hardware specification only 32-bits write are allowed otherwise we get a Kernel panic.

Therefore add a custom memory copy and memset functions to deal with the above restriction.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxec0e5549f3586d2cb99a05edd006d722ebad912c < 44361033a8806aabd0f49b24e5a2fc07232cc5ffaffected
LinuxLinuxec0e5549f3586d2cb99a05edd006d722ebad912c < 331cd77f3d02c35f98b48d1aa934c54c4e7102c8affected
LinuxLinuxec0e5549f3586d2cb99a05edd006d722ebad912c < 408ec1ff0caa340c57eecf4cbd14ef0132036a50affected
LinuxLinux5.16affected
LinuxLinux0 < 5.16unaffected
LinuxLinux6.1.30 <= 6.1.*unaffected
LinuxLinux6.3.4 <= 6.3.*unaffected
LinuxLinux6.4 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References