CVE-2025-39693drm/amd/display: Avoid a NULL pointer dereference
Updated under an hour ago ()
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It affects Linux and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Avoid a NULL pointer dereference [WHY] Although unlikely drm_atomic_get_new_connector_state() or drm_atomic_get_old_connector_state() can return NULL. [HOW] Check returns before dereference. (cherry picked from commit 1e5e8d672fec9f2ab352be121be971877bff2af9)
- CVSS
- 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weakness (CWE)
- Not given
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Linux
- NVD analysis
- Modified
- Record last updated
- May 12, 2026
- First seen by InfoSec Signals
- Oct 19, 2026
Affected products
Linux Linux linux:linux (from the name) | 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c builds before 9c92d12b5cb9d9d88c12ae71794d3a7382fcdec0; 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c builds before 6f860abff89417c0354b6ee5bbca188a233c5762; 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c builds before 36a6b43573d152736eaf2557fe60580dd73e9350; from 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c before f653dd30839eb4f573a7539e90b8a58ff9bedf2f; 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c builds before 0c1a486cbe6f9cb194e3c4a8ade4af2a642ba165; 4562236b3bc0a28aeb6ee93b2d8a849a4c4e1c7c builds before 07b93a5704b0b72002f0c4bd1076214af67dc661 | CNA record |
Siemens SIMATIC CN 4100 siemens:simatic_cn_4100 (from the name) | before V5.0 | CISA ADP |
linux linux_kernel linux:linux_kernel | from 4.15 before 5.15.190; from 5.16 before 6.1.149; from 6.2 before 6.6.103; from 6.7 before 6.12.44; from 6.13 before 6.16.4; 6.17; 6.17 | NVD |
debian debian_linux debian:debian_linux | 11.0 | NVD |
References
- https://git.kernel.org/stable/c/9c92d12b5cb9d9d88c12ae71794d3a7382fcdec0patch
- https://git.kernel.org/stable/c/6f860abff89417c0354b6ee5bbca188a233c5762patch
- https://git.kernel.org/stable/c/36a6b43573d152736eaf2557fe60580dd73e9350patch
- https://git.kernel.org/stable/c/f653dd30839eb4f573a7539e90b8a58ff9bedf2fpatch
- https://git.kernel.org/stable/c/0c1a486cbe6f9cb194e3c4a8ade4af2a642ba165patch
- https://git.kernel.org/stable/c/07b93a5704b0b72002f0c4bd1076214af67dc661patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlthird-party-advisory
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.