{"id":"DEBIAN-CVE-2024-50090","details":"In the Linux kernel, the following vulnerability has been resolved:  drm/xe/oa: Fix overflow in oa batch buffer  By default xe_bb_create_job() appends a MI_BATCH_BUFFER_END to batch buffer, this is not a problem if batch buffer is only used once but oa reuses the batch buffer for the same metric and at each call it appends a MI_BATCH_BUFFER_END, printing the warning below and then overflowing.  [  381.072016] ------------[ cut here ]------------ [  381.072019] xe 0000:00:02.0: [drm] Assertion `bb-\u003elen * 4 + bb_prefetch(q-\u003egt) \u003c= size` failed!                platform: LUNARLAKE subplatform: 1                graphics: Xe2_LPG / Xe2_HPG 20.04 step B0                media: Xe2_LPM / Xe2_HPM 20.00 step B0                tile: 0 VRAM 0 B                GT: 0 type 1  So here checking if batch buffer already have MI_BATCH_BUFFER_END if not append it.  v2: - simply fix, suggestion from Ashutosh  (cherry picked from commit 9ba0e0f30ca42a98af3689460063edfb6315718a)","modified":"2026-09-15T09:03:15.407604043Z","published":"2024-11-05T17:15:06.477Z","upstream":["CVE-2024-50090"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2024-50090"}],"affected":[{"package":{"name":"linux","ecosystem":"Debian:13","purl":"pkg:deb/debian/linux?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.11.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-50090.json"}},{"package":{"name":"linux","ecosystem":"Debian:14","purl":"pkg:deb/debian/linux?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.11.4-1"}]}],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2024-50090.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}