CVE-2024-47704

Summary

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

drm/amd/display: Check link_res->hpo_dp_link_enc before using it

[WHAT & HOW] Functions dp_enable_link_phy and dp_disable_link_phy can pass link_res without initializing hpo_dp_link_enc and it is necessary to check for null before dereferencing.

This fixes 2 FORWARD_NULL issues reported by Coverity.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 8c22a62288194f072eb3a51045b700fce1c18d9eaffected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < be2ca7a2c1561390d28bf2f92654d819659ba510affected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 530e29452b955c30cf2102fa4d07420dc6e0c953affected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 0508a4e95ac1aefd851ceb97ea050d8abb93262caffected
LinuxLinux4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c < 0beca868cde8742240cd0038141c30482d2b7eb8affected
LinuxLinux4.15affected
LinuxLinux0 < 4.15unaffected
LinuxLinux6.1.151 <= 6.1.*unaffected
LinuxLinux6.6.55 <= 6.6.*unaffected
LinuxLinux6.10.14 <= 6.10.*unaffected
LinuxLinux6.11.2 <= 6.11.*unaffected
LinuxLinux6.12 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

Additional References

References