CVE-2024-47704
Vulnerability Summary
Timeline
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 Metrics
- v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Trends
Current EPSS score: 0.21%• Percentile: 11%
Techniques & Countermeasures
- CWE-476•NULL Pointer Dereference
The product dereferences a pointer that it expects to be valid but is NULL.
Affected Systems
- debian•linux
all | < 6.1.153-1 | < 6.11.2-1 | < 6.11.2-1
- debian•linux-6.1
< 6.1.153-1~deb11u1
- ubuntu•linux
all | all | < 6.8.0-54.56
- ubuntu•linux-allwinner-5.19
all
- ubuntu•linux-aws
all | all | < 6.8.0-1023.25
- ubuntu•linux-aws-5.0
all
- ubuntu•linux-aws-5.11
all
- ubuntu•linux-aws-5.13
all
- ubuntu•linux-aws-5.15
all
- ubuntu•linux-aws-5.19
all
- ubuntu•linux-aws-5.3
all
- ubuntu•linux-aws-5.4
all
- ubuntu•linux-aws-5.8
all
- ubuntu•linux-aws-6.2
all
- ubuntu•linux-aws-6.5
all
- ubuntu•linux-aws-6.8
< 6.8.0-1023.25~22.04.1
- ubuntu•linux-aws-fips
all
- ubuntu•linux-aws-hwe
all
- ubuntu•linux-azure
all | all | all | < 6.8.0-1025.30
- ubuntu•linux-azure-4.15
all
- ubuntu•linux-azure-5.11
all
- ubuntu•linux-azure-5.13
all
- ubuntu•linux-azure-5.15
all
- ubuntu•linux-azure-5.19
all
- ubuntu•linux-azure-5.3
all
- ubuntu•linux-azure-5.4
all
- ubuntu•linux-azure-5.8
all
- ubuntu•linux-azure-6.11
< 6.11.0-1012.12~24.04.1
- ubuntu•linux-azure-6.2
all
- ubuntu•linux-azure-6.5
all
- ubuntu•linux-azure-6.8
< 6.8.0-1025.30~22.04.1
- ubuntu•linux-azure-edge
all
- ubuntu•linux-azure-fde
all | all
- ubuntu•linux-azure-fde-5.15
all
- ubuntu•linux-azure-fde-5.19
all
- ubuntu•linux-azure-fde-6.2
all
- ubuntu•linux-azure-fips
all
- ubuntu•linux-azure-nvidia
< 6.8.0-1014.15
- ubuntu•linux-bluefield
all | all
- ubuntu•linux-fips
all | < 6.8.0-78.78+fips1
- ubuntu•linux-gcp
all | all | all | < 6.8.0-1024.26
- ubuntu•linux-gcp-4.15
all
- ubuntu•linux-gcp-5.11
all
- ubuntu•linux-gcp-5.13
all
- ubuntu•linux-gcp-5.15
all
- ubuntu•linux-gcp-5.19
all
- ubuntu•linux-gcp-5.3
all
- ubuntu•linux-gcp-5.4
all
- ubuntu•linux-gcp-5.8
all
- ubuntu•linux-gcp-6.11
< 6.11.0-1011.11~24.04.1
Showing first 50 affected entries in server-rendered view.
References (26)
- https://git.kernel.org/stable/c/8c22a62288194f072eb3a51045b700fce1c18d9e
- https://git.kernel.org/stable/c/be2ca7a2c1561390d28bf2f92654d819659ba510
- https://git.kernel.org/stable/c/530e29452b955c30cf2102fa4d07420dc6e0c953
- https://git.kernel.org/stable/c/0508a4e95ac1aefd851ceb97ea050d8abb93262c
- https://git.kernel.org/stable/c/0beca868cde8742240cd0038141c30482d2b7eb8
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
- https://ubuntu.com/security/CVE-2024-47704
- https://www.cve.org/CVERecord?id=CVE-2024-47704
- https://git.kernel.org/linus/0beca868cde8742240cd0038141c30482d2b7eb8
- https://ubuntu.com/security/notices/USN-7170-1
- https://ubuntu.com/security/notices/USN-7276-1
- https://ubuntu.com/security/notices/USN-7277-1
- https://ubuntu.com/security/notices/USN-7301-1
- https://ubuntu.com/security/notices/USN-7303-1
- https://ubuntu.com/security/notices/USN-7304-1
- https://ubuntu.com/security/notices/USN-7303-2
- https://ubuntu.com/security/notices/USN-7311-1
- https://ubuntu.com/security/notices/USN-7303-3
- https://ubuntu.com/security/notices/USN-7384-1
- https://ubuntu.com/security/notices/USN-7385-1
- https://ubuntu.com/security/notices/USN-7386-1
- https://ubuntu.com/security/notices/USN-7384-2
- https://ubuntu.com/security/notices/USN-7403-1
- https://ubuntu.com/security/notices/USN-7468-1
- https://security-tracker.debian.org/tracker/CVE-2024-47704