What’s Vulnerable › Vulnerabilities

CVE-2026-43217: media: iris: gen2: Add sanity check for session stop

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-05-06 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: media: iris: gen2: Add sanity check for session stop In iris_kill_session, inst->state is set to IRIS_INST_ERROR and session_close is executed, which will kfree(inst_hfi_gen2->packet). If stop_streaming is called afterward, it will cause a crash. Add a NULL check for inst_hfi_gen2->packet before sendling STOP packet to firmware to fix that.

Affected products

• Linux kernel: from 6.15 before 6.18.16; from 6.19 before 6.19.6 — fixed in 6.18.16, 6.19.6

How to fix

Upgrade to a fixed version: Linux kernel 6.18.16, 6.19.6. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/72846441c5f6396de9face04e77fa3d28e9915b6
• https://git.kernel.org/stable/c/75992ba43072674fd4767df62a1fe2048565cc60
• https://git.kernel.org/stable/c/9aa8d63d09cfc44d879427cc5ba308012ca4ab8e

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