media: iris: gen2: Add sanity check for session stop

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Summary

CVECVE-2026-43217
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-06 12:16:41 UTC
Updated2026-05-11 19:27:49 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Problem Types: CWE-401

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 11712ce70f8e52fc94365b48ee15aec806b02422 72846441c5f6396de9face04e77fa3d28e9915b6 git Not specified
CNA Linux Linux affected 11712ce70f8e52fc94365b48ee15aec806b02422 75992ba43072674fd4767df62a1fe2048565cc60 git Not specified
CNA Linux Linux affected 11712ce70f8e52fc94365b48ee15aec806b02422 9aa8d63d09cfc44d879427cc5ba308012ca4ab8e git Not specified
CNA Linux Linux affected 6.15 Not specified
CNA Linux Linux unaffected 6.15 semver Not specified
CNA Linux Linux unaffected 6.18.16 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.6 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/72846441c5f6396de9face04e77fa3d28e9915b6 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/75992ba43072674fd4767df62a1fe2048565cc60 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/9aa8d63d09cfc44d879427cc5ba308012ca4ab8e 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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