CVE-2026-31743
Description
In the Linux kernel, the following vulnerability has been resolved: nvmem: zynqmp_nvmem: Fix buffer size in DMA and memcpy Buffer size used in dma allocation and memcpy is wrong. It can lead to undersized DMA buffer access and possible memory corruption. use correct buffer size in dma_alloc_coherent and memcpy.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 6.19.12-1 |
| debian | sid | fixed | 6.19.12-1 |
| debian | trixie | fixed | 6.12.85-1 |
| linux-kernel | affected | 6.12.81 | |
| linux-kernel | 7.0 | affected | |
References
- https://git.kernel.org/stable/c/2f6e5b9964d0a63a5ba84fca2642876afb70a662
- https://git.kernel.org/stable/c/6c01e7f11f5e5f22285d19510a9643e2506e13c3
- https://git.kernel.org/stable/c/784ed4abded1ca4b525fa4cade8b02f8c5d2a087
- https://git.kernel.org/stable/c/f9b88613ff402aa6fe8fd020573cb95867ae947e
- https://www.suse.com/security/cve/CVE-2026-31743.html
- https://security-tracker.debian.org/tracker/CVE-2026-31743
CWEs
CWE-787
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.