{"id":"CVE-2026-98785","title":"drm/amd/display: check dc_state_create_copy() for NULL in dm_suspend","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: check dc_state_create_copy() for NULL in dm_suspend\n\ndc_state_create_copy() can return NULL on allocation failure.\ndm_suspend() only conditionally skip…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 686baa1f4ec43b33e39e3d4b4a4539a91d17e883","Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 197946faa1b7968046ba475ae2f266847c6f51ed","Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 7283b78ca07ce491984a63f6288f3f8de5bdcb22","Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 015e72cde567d2450e282c2790773463156b2d0a","Linux ea000e4b4ee5363997715531cb3d024b4e5d561c","Linux d0b8b23b9c2ebec693a36fea518d8f13493ad655","Linux 83c7f509ef087041604e9572938f82e18b724c9d","Linux 4cc2a94d96caeb3c975acdae7351c2f997c32175","Linux 1686675405d07f35eae7ff3d13a530034b899df2","Linux >= 5.10.258 < 5.11","Linux >= 5.15.165 < 5.16","Linux >= 6.1.105 < 6.2","Linux >= 6.6.46 < 6.7","Linux >= 6.10.5 < 6.11","Linux 6.11"],"published":"2026-10-18","updated":"2026-10-18","sourceUpdated":"2026-10-18T15:48:22.111Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98785","references":[{"url":"https://git.kernel.org/stable/c/686baa1f4ec43b33e39e3d4b4a4539a91d17e883"},{"url":"https://git.kernel.org/stable/c/197946faa1b7968046ba475ae2f266847c6f51ed"},{"url":"https://git.kernel.org/stable/c/7283b78ca07ce491984a63f6288f3f8de5bdcb22"},{"url":"https://git.kernel.org/stable/c/015e72cde567d2450e282c2790773463156b2d0a"}],"tags":["cve.org"],"ingestedAt":"2026-10-18T16:47:32.488Z","slug":"CVE-2026-98785","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: check dc_state_create_copy() for NULL in dm_suspend\n\ndc_state_create_copy() can return NULL on allocation failure.\ndm_suspend() only conditionally skips dm_gpureset_toggle_interrupts()\nand continues execution, returning success.  dm_resume() then\ndereferences the NULL cached_dc_state in link_enc_cfg_copy() and the\nfollowing dc_state->stream_count loop, crashing during GPU reset\nrecovery.\n\nReturn -ENOMEM immediately if the copy fails, so the caller aborts\nsuspend instead of leaving a NULL cached state for resume.\n\n(cherry picked from commit 84b6d7932fdd2857795a257f9f258562a3cddcab)\n\n## Affected\n\n- `Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 686baa1f4ec43b33e39e3d4b4a4539a91d17e883`\n- `Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 197946faa1b7968046ba475ae2f266847c6f51ed`\n- `Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 7283b78ca07ce491984a63f6288f3f8de5bdcb22`\n- `Linux >= 8092aa3ab8f7b737a34b71f91492c676a843043a < 015e72cde567d2450e282c2790773463156b2d0a`\n- `Linux ea000e4b4ee5363997715531cb3d024b4e5d561c`\n- `Linux d0b8b23b9c2ebec693a36fea518d8f13493ad655`\n- `Linux 83c7f509ef087041604e9572938f82e18b724c9d`\n- `Linux 4cc2a94d96caeb3c975acdae7351c2f997c32175`\n- `Linux 1686675405d07f35eae7ff3d13a530034b899df2`\n- `Linux >= 5.10.258 < 5.11`\n- `Linux >= 5.15.165 < 5.16`\n- `Linux >= 6.1.105 < 6.2`\n- `Linux >= 6.6.46 < 6.7`\n- `Linux >= 6.10.5 < 6.11`\n- `Linux 6.11`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}