Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 6.6.55 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/0508a4e95ac1aefd851ceb97ea050d8abb93262cPatch
- https://git.kernel.org/stable/c/0beca868cde8742240cd0038141c30482d2b7eb8Patch
- https://git.kernel.org/stable/c/530e29452b955c30cf2102fa4d07420dc6e0c953Patch
- https://git.kernel.org/stable/c/8c22a62288194f072eb3a51045b700fce1c18d9e
- https://git.kernel.org/stable/c/be2ca7a2c1561390d28bf2f92654d819659ba510Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
FAQ
What is CVE-2024-47704?
CVE-2024-47704 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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...
How severe is CVE-2024-47704?
CVE-2024-47704 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-47704?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.