CVE-2026-23335

MEDIUM

RDMA/irdma: Fix kernel stack leak in irdma_create_user_ah()

Title source: cna
STIX 2.1

Description

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Fix kernel stack leak in irdma_create_user_ah() struct irdma_create_ah_resp { // 8 bytes, no padding __u32 ah_id; // offset 0 - SET (uresp.ah_id = ah->sc_ah.ah_info.ah_idx) __u8 rsvd[4]; // offset 4 - NEVER SET <- LEAK }; rsvd[4]: 4 bytes of stack memory leaked unconditionally. Only ah_id is assigned before ib_respond_udata(). The reserved members of the structure were not zeroed.

Scores

CVSS v3 5.5
EPSS 0.0001
EPSS Percentile 3.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-401
Status published
Products (25)
linux/Kernel 5.14.0 - 6.1.167linux
linux/Kernel 6.13.0 - 6.18.17linux
linux/Kernel 6.19.0 - 6.19.7linux
linux/Kernel 6.2.0 - 6.6.130linux
linux/Kernel 6.7.0 - 6.12.77linux
Linux/Linux < 5.14
Linux/Linux 5.14
Linux/Linux 5.15.203 - 5.15.*
Linux/Linux 6.1.167 - 6.1.*
Linux/Linux 6.12.77 - 6.12.*
... and 15 more
Published Mar 25, 2026
Tracked Since Mar 25, 2026