CVE-2024-38547

Summary

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

media: atomisp: ssh_css: Fix a null-pointer dereference in load_video_binaries

The allocation failure of mycs->yuv_scaler_binary in load_video_binaries() is followed with a dereference of mycs->yuv_scaler_binary after the following call chain:

sh_css_pipe_load_binaries() |-> load_video_binaries(mycs->yuv_scaler_binary == NULL) | |-> sh_css_pipe_unload_binaries() |-> unload_video_binaries()

In unload_video_binaries(), it calls to ia_css_binary_unload with argument &pipe->pipe_settings.video.yuv_scaler_binary[i], which refers to the same memory slot as mycs->yuv_scaler_binary. Thus, a null-pointer dereference is triggered.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxa49d25364dfb9f8a64037488a39ab1f56c5fa419 < 51b8dc5163d2ff2bf04019f8bf7e3bd0e75bb654affected
LinuxLinuxad85094b293e40e7a2f831b0311a389d952ebd5e < 4b68b861b514a5c09220d622ac3784c0ebac6c80affected
LinuxLinuxad85094b293e40e7a2f831b0311a389d952ebd5e < 82c2c85aead3ea3cbceef4be077cf459c5df2272affected
LinuxLinuxad85094b293e40e7a2f831b0311a389d952ebd5e < a1ab99dcc8604afe7e3bccb01b10da03bdd7ea35affected
LinuxLinuxad85094b293e40e7a2f831b0311a389d952ebd5e < cc20c87b04db86c8e3e810bcdca686b406206069affected
LinuxLinuxad85094b293e40e7a2f831b0311a389d952ebd5e < 69b27ff82f87379afeaaea4b2f339032fdd8486eaffected
LinuxLinuxad85094b293e40e7a2f831b0311a389d952ebd5e < 6482c433863b257b0b9b687c28ce80b89d5f89f0affected
LinuxLinuxad85094b293e40e7a2f831b0311a389d952ebd5e < 3b621e9e9e148c0928ab109ac3d4b81487469acbaffected
LinuxLinux4.12affected
LinuxLinux5.8affected
LinuxLinux0 < 4.12unaffected
LinuxLinux4.18 < 5.8unaffected
LinuxLinux5.10.219 <= 5.10.*unaffected
LinuxLinux5.15.161 <= 5.15.*unaffected
LinuxLinux6.1.93 <= 6.1.*unaffected
LinuxLinux6.6.33 <= 6.6.*unaffected
LinuxLinux6.8.12 <= 6.8.*unaffected
LinuxLinux6.9.3 <= 6.9.*unaffected
LinuxLinux6.10 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

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

Additional References

References