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        "cveId": "CVE-2026-12706",
        "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "state": "PUBLISHED",
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        "dateReserved": "2026-06-19T10:26:41.217Z",
        "datePublished": "2026-06-19T10:55:03.634Z",
        "dateUpdated": "2026-06-22T19:28:06.450Z"
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    "containers": {
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            "title": "Ffmpeg: ffmpeg: heap use-after-free read in rasc decoder decode_move()",
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                        "content": {
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                        "type": "Red Hat severity rating"
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                },
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "HIGH",
                        "baseScore": 6.5,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "NONE",
                        "integrityImpact": "NONE",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "REQUIRED",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
                        "version": "3.1"
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            "descriptions": [
                {
                    "lang": "en",
                    "value": "A use-after-free vulnerability was found in FFmpeg's RASC video decoder. The decode_move() function initializes a read pointer into a decompressed buffer, but a subsequent reallocation of that same buffer during move-table processing leaves the pointer dangling. An attacker could exploit this by providing a specially crafted AVI file containing a malicious RASC video stream. When a user opens or plays the file, the decoder reads from freed heap memory, which could lead to a denial of service (crash)."
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                    "packageName": "rhelai3/bootc-azure-cuda-rhel9",
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                    "product": "Red Hat OpenShift AI (RHOAI)",
                    "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
                    "packageName": "rhoai/odh-openvino-model-server-rhel9",
                    "defaultStatus": "unaffected",
                    "cpes": [
                        "cpe:/a:redhat:openshift_ai"
                    ]
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                    "vendor": "Red Hat",
                    "product": "Red Hat OpenShift AI (RHOAI)",
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                    "packageName": "rhoai/odh-vllm-gaudi-rhel9",
                    "defaultStatus": "affected",
                    "cpes": [
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            ],
            "references": [
                {
                    "url": "https://access.redhat.com/security/cve/CVE-2026-12706",
                    "tags": [
                        "vdb-entry",
                        "x_refsource_REDHAT"
                    ]
                },
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                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2490710",
                    "name": "RHBZ#2490710",
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                },
                {
                    "url": "https://lists.ffmpeg.org/archives/list/ffmpeg-devel@ffmpeg.org/message/TTRIJZA7UL6KJTEDMMBGZPLLJERJ3EFX/"
                },
                {
                    "url": "https://patchwork.ffmpeg.org/project/ffmpeg/patch/177766314111.63.10674887811034989327@29965ddac10e/"
                }
            ],
            "datePublic": "2026-05-01T00:00:00.000Z",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-416",
                            "description": "Use After Free",
                            "lang": "en",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "x_redhatCweChain": "CWE-416: Use After Free",
            "workarounds": [
                {
                    "lang": "en",
                    "value": "If the RASC decoder is not needed, it can be disabled at build time with --disable-decoder=rasc. There is no runtime workaround that disables the decoder without rebuilding FFmpeg."
                }
            ],
            "timeline": [
                {
                    "lang": "en",
                    "time": "2026-05-02T06:59:55.000Z",
                    "value": "Reported to Red Hat."
                },
                {
                    "lang": "en",
                    "time": "2026-05-01T00:00:00.000Z",
                    "value": "Made public."
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            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Upstream acknowledges Seung Min Shin as the original reporter."
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