Vulnerability in Linux
CVE-2022-50236
In the Linux kernel, the following vulnerability has been resolved: iommu/mediatek: Fix crash on isr after kexec() If the system is rebooted via isr(), the IRQ handler might be triggered before the domain is initialized. Resulting on an invalid memory access error. Fix: [ 0.500930] Unable to handle kernel read from unreadable memory at virtual address 0000000000000070 [ 0.501166] Call trace: [ 0.501174] report_iommu_fault+0x28/0xfc [ 0.501180] mtk_iommu_isr+0x10c/0x1c0 [ joro: Fixed spelling in commit message ]
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (3.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 4th percentile — 3.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Linux — versions 0df4fabe208d9576f2671d31e77cf46d20fdcd01, 4.6, 0
- Linux Kernel
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2022-50236?
- CVE-2022-50236 is a medium-severity vulnerability in Linux, classified under Use of Uninitialized Resource. CVSS score: 5.5/10. Published 2025-09-15.
- How severe is CVE-2022-50236?
- Medium severity. CVSS v3 base score is 5.5 out of 10.