CVE-2026-23422Missing Report of Error Condition in Linux

Severity
5.3MEDIUM
No vector
EPSS
0.0%
top 90.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedApr 3
Latest updateApr 19

Description

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: Fix interrupt storm after receiving bad if_id in IRQ handler Commit 31a7a0bbeb00 ("dpaa2-switch: add bounds check for if_id in IRQ handler") introduces a range check for if_id to avoid an out-of-bounds access. If an out-of-bounds if_id is detected, the interrupt status is not cleared. This may result in an interrupt storm. Clear the interrupt status after detecting an out-of-bounds if_id to avoid the problem. F

Affected Packages3 packages

Debianlinux/linux_kernel< 6.19.8-1
CVEListV5linux/linux34b56c16efd61325d80bf1d780d0e176be662f59b5bababe7703a7322bc59b803ab1587887a2a5e4+7
debiandebian/linux< linux 6.19.8-1 (forky)

🔴Vulnerability Details

3
VulDB
Linux Kernel up to 7.0-rc2 dpaa2-switch out-of-bounds (EUVD-2026-18641 / WID-SEC-2026-0985)2026-04-19
OSV
CVE-2026-23422: In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: Fix interrupt storm after receiving bad if_id in IRQ handler Commit2026-04-03
GHSA
GHSA-6rph-vpvq-7wvw: In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: Fix interrupt storm after receiving bad if_id in IRQ handler Commi2026-04-03

📋Vendor Advisories

2
Red Hat
CVE-2026-23422: In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: Fix interrupt storm after receiving bad if_id in IRQ handler Commit2026-04-03
Debian
CVE-2026-23422: linux - In the Linux kernel, the following vulnerability has been resolved: dpaa2-switc...2026

🕵️Threat Intelligence

1
Wiz
CVE-2026-23422 Impact, Exploitability, and Mitigation Steps | Wiz