{"id":"CVE-2026-43310","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: verisilicon: Avoid G2 bus error while decoding H.264 and HEVC\n\nFor the i.MX8MQ platform, there is a hardware limitation: the g1 VPU and\ng2 VPU cannot decode simu…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: verisilicon: Avoid G2 bus error while decoding H.264 and HEVC\n\nFor the i.MX8MQ platform, there is a hardware limitation: the g1 VPU and\ng2 VPU cannot decode simu…","severity":"medium","cvss":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","vendor":"linux","product":"linux_kernel","affected":["linux_kernel >= 5.14, < 6.19.6"],"patched":["linux_kernel 6.19.6"],"published":"2026-05-08","updated":"2026-10-15","sourceUpdated":"2026-10-15T11:17:30.820","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-43310","references":[{"url":"https://git.kernel.org/stable/c/286d629d10640bc22f3bf46aa4f356eb7975e862","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/5133ef7c893c2c3aee7dd12503dc480de9dbfbb5","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e0203ddf9af7c8e170e1e99ce83b4dc07f0cd765","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd","cve.org"],"epss":0.00143,"epssPercentile":0.03215,"ingestedAt":"2026-10-15T11:00:41.709Z","slug":"CVE-2026-43310","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nmedia: verisilicon: Avoid G2 bus error while decoding H.264 and HEVC\n\nFor the i.MX8MQ platform, there is a hardware limitation: the g1 VPU and\ng2 VPU cannot decode simultaneously; otherwise, it will cause below bus\nerror and produce corrupted pictures, even potentially lead to system hang.\n\n[  110.527986] hantro-vpu 38310000.video-codec: frame decode timed out.\n[  110.583517] hantro-vpu 38310000.video-codec: bus error detected.\n\nTherefore, it is necessary to ensure that g1 and g2 operate alternately.\nThis allows for successful multi-instance decoding of H.264 and HEVC.\n\nTo achieve this, g1 and g2 share the same v4l2_m2m_dev, and then the\nv4l2_m2m_dev can handle the scheduling.\n\n## Affected\n\n- `linux_kernel >= 5.14, < 6.19.6`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `linux_kernel 6.19.6`","depth":"sunlit","depthScore":30,"depthScoreParts":{"impact":30.3,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[{"seq":222280,"id":"CVE-2026-43310","ts":1792065865460,"field":"cvss","old":null,"new":"5.5"},{"seq":222279,"id":"CVE-2026-43310","ts":1792065865460,"field":"severity","old":"none","new":"medium"}]}