CVE-2026-89866

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-89866", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-11T19:38:34.771Z", "datePublished": "2026-09-16T10:31:36.480Z", "dateUpdated": "2026-11-10T18:15:09.944Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-11-10T18:15:09.944Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: chips-media: wave5: Resume device before setting EOS flag\n\nSetting the EOS flag talks to the firmware via send_firmware_command(),\nwhich accesses VPU registers. Both the STREAMOFF path\n(wave5_vpu_dec_job_abort()) and the V4L2_DEC_CMD_STOP path\n(wave5_vpu_dec_stop()) can run while the device is runtime suspended, so\nthose register accesses hit powered-down hardware and the SoC raises an\nasynchronous SError, panicking the kernel:\n\n SError Interrupt on CPU3, code 0x00000000bf000000 -- SError\n send_firmware_command+0x2c/0x160 [wave5]\n wave5_vpu_dec_set_bitstream_flag+0x6c/0x80 [wave5]\n wave5_vpu_dec_update_bitstream_buffer+0x80/0xec [wave5]\n wave5_vpu_dec_job_abort+0x44/0xa0 [wave5]\n v4l2_m2m_cancel_job+0x110/0x19c [v4l2_mem2mem]\n v4l2_m2m_streamoff+0x24/0x140 [v4l2_mem2mem]\n\nResume the device with pm_runtime_resume_and_get() around the EOS\nfirmware command and release it with pm_runtime_put_autosuspend(),\nmatching the runtime PM handling already done in\nwave5_vpu_dec_device_run()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c"], "versions": [{"version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "lessThan": "9c757d77a6eb58ca4a47cada5ab60451e6c2d247", "status": "affected", "versionType": "git"}, {"version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "lessThan": "56c2c5ad35614ca5ae23838d6af5d7f59e3124dc", "status": "affected", "versionType": "git"}, {"version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "lessThan": "2215e55ee1e5e69ad53862d968360c5aa63dd3a7", "status": "affected", "versionType": "git"}, {"version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "lessThan": "a52e6f7923c17a672135b485ffd96fbd72f46267", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c"], "versions": [{"version": "6.8", "status": "affected"}, {"version": "0", "lessThan": "6.8", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.117", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.57", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.5", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.12.117"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "6.18.57"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "7.2.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.8", "versionEndExcluding": "7.3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/9c757d77a6eb58ca4a47cada5ab60451e6c2d247"}, {"url": "https://git.kernel.org/stable/c/56c2c5ad35614ca5ae23838d6af5d7f59e3124dc"}, {"url": "https://git.kernel.org/stable/c/2215e55ee1e5e69ad53862d968360c5aa63dd3a7"}, {"url": "https://git.kernel.org/stable/c/a52e6f7923c17a672135b485ffd96fbd72f46267"}], "title": "media: chips-media: wave5: Resume device before setting EOS flag", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "9c757d77a6eb58ca4a47cada5ab60451e6c2d247", "status": "affected", "version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "versionType": "git"}, {"lessThan": "56c2c5ad35614ca5ae23838d6af5d7f59e3124dc", "status": "affected", "version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "versionType": "git"}, {"lessThan": "2215e55ee1e5e69ad53862d968360c5aa63dd3a7", "status": "affected", "version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "versionType": "git"}, {"lessThan": "a52e6f7923c17a672135b485ffd96fbd72f46267", "status": "affected", "version": "9707a6254a8a6b978bde811a44fe07d86c229d1c", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["drivers/media/platform/chips-media/wave5/wave5-vpu-dec.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.8"}, {"lessThan": "6.8", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.117", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.57", "versionType": "semver"}, {"lessThanOrEqual": "7.2.*", "status": "unaffected", "version": "7.2.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.3", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: chips-media: wave5: Resume device before setting EOS flag\n\nSetting the EOS flag talks to the firmware via send_firmware_command(),\nwhich accesses VPU registers. Both the STREAMOFF path\n(wave5_vpu_dec_job_abort()) and the V4L2_DEC_CMD_STOP path\n(wave5_vpu_dec_stop()) can run while the device is runtime suspended, so\nthose register accesses hit powered-down hardware and the SoC raises an\nasynchronous SError, panicking the kernel:\n\n SError Interrupt on CPU3, code 0x00000000bf000000 -- SError\n send_firmware_command+0x2c/0x160 [wave5]\n wave5_vpu_dec_set_bitstream_flag+0x6c/0x80 [wave5]\n wave5_vpu_dec_update_bitstream_buffer+0x80/0xec [wave5]\n wave5_vpu_dec_job_abort+0x44/0xa0 [wave5]\n v4l2_m2m_cancel_job+0x110/0x19c [v4l2_mem2mem]\n v4l2_m2m_streamoff+0x24/0x140 [v4l2_mem2mem]\n\nResume the device with pm_runtime_resume_and_get() around the EOS\nfirmware command and release it with pm_runtime_put_autosuspend(),\nmatching the runtime PM handling already done in\nwave5_vpu_dec_device_run()."}], "id": "CVE-2026-89866", "lastModified": "2026-11-10T19:21:35.547", "metrics": {}, "published": "2026-09-16T11:16:54.743", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2215e55ee1e5e69ad53862d968360c5aa63dd3a7"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/56c2c5ad35614ca5ae23838d6af5d7f59e3124dc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9c757d77a6eb58ca4a47cada5ab60451e6c2d247"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a52e6f7923c17a672135b485ffd96fbd72f46267"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[9707a6254a8a6b978bde811a44fe07d86c229d1c,2215e55ee1e5e69ad53862d968360c5aa63dd3a7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[9707a6254a8a6b978bde811a44fe07d86c229d1c,a52e6f7923c17a672135b485ffd96fbd72f46267)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "6.8"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.8)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.2.5,7.3.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.3-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-09-17T10:00:11.594797+00:00", "updated": "2026-09-18T08:30:06.691830+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"], "weaknesses": ["CWE-665"]}