High severity7.8NVD Advisory· Published Sep 17, 2026· Updated Oct 21, 2026
CVE-2026-90324
CVE-2026-90324
Description
In the Linux kernel, the following vulnerability has been resolved:
ublk: check import_ubuf() return value
import_ubuf() can fail if the address range (provided by the userspace ublk server) is outside the allowed user address space. Return that 0 bytes were copied if import_ubuf() fails rather than passing an uninitialized struct iov_iter to ublk_copy_user_pages().
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3- osv-coords2 versions
>= 6.5.0, < 6.6.160+ 1 more
- (no CPE)range: >= 6.5.0, < 6.6.160
- (no CPE)range: < 7.2.7-1.1
Patches
Vulnerability mechanics
References
5- git.kernel.org/stable/c/0121c84adb6a4cd6f7560b5895bd88f9899bbc1fnvd
- git.kernel.org/stable/c/27ff6e8703f7a7160c728501da2f8ef8e7bb6b2fnvd
- git.kernel.org/stable/c/3831568792af75b6523fa93bb91560e29189cf55nvd
- git.kernel.org/stable/c/5ac6019cb78e98c9608fda72726b36ddf8474dd7nvd
- git.kernel.org/stable/c/7f97c762b5f6e0005c5c7d040ded73bf7fb3587envd
News mentions
0No linked articles in our index yet.