{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-89816",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-11T19:38:34.768Z",
        "datePublished": "2026-09-16T10:30:49.052Z",
        "dateUpdated": "2026-10-19T08:53:10.436Z"
    },
    "containers": {
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            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T08:53:10.436Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm: Fix drm_crtc_commit leak if signaled when PAGE_FLIP_EVENT is used\n\nCommit 1c6ceeee6ebb (\"drm/atomic: Fix memleak on ERESTARTSYS during\nnon-blocking commits\") fixed a very similar issue when the event was\nallocated by drm_atomic_helper_setup_commit() itself.\n\nHowever, if the event is allocated in prepare_signaling(), it will also be\nset to NULL in complete_signaling(), which prevents drm_crtc_commit from\nbeing put in __drm_atomic_helper_crtc_destroy_state().\n\nDropping the reference when the event is set to NULL at\ncomplete_signaling() fixes the leak.\n\nThe leak can be reproduced by sending a signal to the thread using\nDRM_MODE_PAGE_FLIP_EVENT and using a sw_sync fence to cause the atomic\nioctl to block at drm_atomic_helper_wait_for_fences(). It happened both\nwith amdgpu and vkms."
                }
            ],
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                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
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                        },
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                        },
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                        },
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                        },
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                            "version": "6.1.188",
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                        },
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                        },
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                            "status": "unaffected",
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                        },
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                            "status": "unaffected",
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                        },
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                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
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                }
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                },
                {
                    "url": "https://git.kernel.org/stable/c/4d4be202165e832d74849b4a68e289a2a377039c"
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            ],
            "title": "drm: Fix drm_crtc_commit leak if signaled when PAGE_FLIP_EVENT is used",
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