CVE-2026-46127
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: RDMA/ocrdma: Don't NULL deref uctx on errors in ocrdma_copy_pd_uresp() Sashiko points out that pd->uctx isn't initialized until late in the function so all these error flow references are NULL and will crash. Use the uctx that isn't NULL.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedMay 28, 2026
First seenMay 28, 2026
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel5.10.258, 5.15.209, 6.1.175, 6.6.140, 6.12.88, 6.18.30, 7.0.7 or later
Patches
- git.kernel.org/stable/c/27b6eb1f27fda9bdd5cae028e396758cdf525845
- git.kernel.org/stable/c/34fbf48cf3b410d2a6e8c586fa952a36331ca5ba
- git.kernel.org/stable/c/443c991fbc954cc9363e963c09f404b9f281f3a2
- git.kernel.org/stable/c/75fc130664ae324e7b2f9ad3630e0f175e9ca6c8
- git.kernel.org/stable/c/8832626a483439e207734e027afff322ccdf726e
- git.kernel.org/stable/c/b610f33c5523fe26f6dd897667fff9c7a1de5905
- git.kernel.org/stable/c/e01a957561f663d3b68d2fd233a4502e3367efcd
- git.kernel.org/stable/c/ec44c00a4fe1327efa35083f98b39c01cb535a51
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 3.5 ≤ v < 5.10.258, 5.11 ≤ v < 5.15.209, 5.16 ≤ v < 6.1.175, 6.2 ≤ v < 6.6.140, 6.7 ≤ v < 6.12.88, 6.13 ≤ v < 6.18.30, 6.19 ≤ v < 7.0.7, 7.1 | 5.10.258, 5.15.209, 6.1.175, 6.6.140, 6.12.88, 6.18.30, 7.0.7 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.