CVE-2026-23280
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
In the Linux kernel, the following vulnerability has been resolved: accel/amdxdna: Prevent ubuf size overflow The ubuf size calculation may overflow, resulting in an undersized allocation and possible memory corruption. Use check_add_overflow() helpers to validate the size calculation before allocation.
Predictions
Exploit likelihood
75%
Patch ETA
—
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 | 6.19.8-1 |
| debian | sid | fixed | 6.19.8-1 |
| debian | trixie | fixed | 0 |
| linux-kernel | affected | 6.18.17 | |
| linux-kernel | 7.0 | affected | |
References
- https://git.kernel.org/stable/c/03808abb1d868aed7478a11a82e5bb4b3f1ca6d6
- https://git.kernel.org/stable/c/1500b31db94374a6669e73ce94d6f71cf8e85e06
- https://git.kernel.org/stable/c/972bf4a23478fcb247b4f507d47a584bc8aea5bd
- https://www.suse.com/security/cve/CVE-2026-23280.html
- https://security-tracker.debian.org/tracker/CVE-2026-23280
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.