CVE-2024-26648

Summary

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

drm/amd/display: Fix variable deferencing before NULL check in edp_setup_replay()

In edp_setup_replay(), 'struct dc *dc' & 'struct dmub_replay *replay' was dereferenced before the pointer 'link' & 'replay' NULL check.

Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/link/protocols/link_edp_panel_control.c:947 edp_setup_replay() warn: variable dereferenced before check 'link' (see line 933)

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxc7ddc0a800bc9f681a18c3bdd9f06b61adfabc11 < 22ae604aea14756954e1c00ae653e34d2afd2935affected
LinuxLinuxc7ddc0a800bc9f681a18c3bdd9f06b61adfabc11 < c02d257c654191ecda1dc1af6875d527e85310e7affected
LinuxLinuxc7ddc0a800bc9f681a18c3bdd9f06b61adfabc11 < 7073934f5d73f8b53308963cee36f0d389ea857caffected
LinuxLinux6.6affected
LinuxLinux0 < 6.6unaffected
LinuxLinux6.6.15 <= 6.6.*unaffected
LinuxLinux6.7.3 <= 6.7.*unaffected
LinuxLinux6.8 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

References