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However, in at least\none other place, nouveau_fence_done(), can signal fences, too. If that\nhappens (race) a signaled fence remains in the pending list for a while,\nuntil it gets removed by nouveau_fence_update().\n\nShould nouveau_fence_context_kill() run in the meantime, this would be\na bug because the function would attempt to set an error code on an\nalready signaled fence.\n\nHave nouveau_fence_context_kill() check for a fence being signaled."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/nouveau: Correcci\u00f3n de WARN_ON en nouveau_fence_context_kill(). Nouveau est\u00e1 dise\u00f1ado principalmente de tal manera que se espera que las vallas solo se se\u00f1alicen mediante nouveau_fence_signal(). Sin embargo, en al menos otro lugar, nouveau_fence_done(), tambi\u00e9n puede se\u00f1alizar vallas. Si esto sucede (ejecuci\u00f3n), una valla se\u00f1alizada permanece en la lista de pendientes durante un tiempo, hasta que nouveau_fence_update() la elimina. Si nouveau_fence_context_kill() se ejecuta mientras tanto, esto ser\u00eda un error porque la funci\u00f3n intentar\u00eda establecer un c\u00f3digo de error en una valla ya se\u00f1alizada. Haga que nouveau_fence_context_kill() compruebe si hay una valla se\u00f1alizada."}], "id": "CVE-2025-37930", "lastModified": "2025-11-10T20:16:11.453", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "[email protected]", "type": "Primary"}]}, "published": "2025-05-20T16:15:29.600", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/0453825167ecc816ec15c736e52316f69db0deb9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/126f5c6e0cb84e5c6f7a3a856d799d85668fb38e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2ec0f5f6d4768f292c8406ed92fa699f184577e5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/39d6e889c0b19a2c79e1c74c843ea7c2d0f99c28"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/47ca11836c35c5698088fd87f7fb4b0ffa217e17"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b771b2017260ffc3a8d4e81266619649bffcb242"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/bbe5679f30d7690a9b6838a583b9690ea73fe0e9"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Mailing List", "Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-617"}], "source": "[email protected]", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: drm/nouveau: Fix WARN_ON in nouveau_fence_context_kill()", "id": "2367517", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2367517"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/nouveau: Fix WARN_ON in nouveau_fence_context_kill()\nNouveau is mostly designed in a way that it's expected that fences only\never get signaled through nouveau_fence_signal(). However, in at least\none other place, nouveau_fence_done(), can signal fences, too. If that\nhappens (race) a signaled fence remains in the pending list for a while,\nuntil it gets removed by nouveau_fence_update().\nShould nouveau_fence_context_kill() run in the meantime, this would be\na bug because the function would attempt to set an error code on an\nalready signaled fence.\nHave nouveau_fence_context_kill() check for a fence being signaled."], "name": "CVE-2025-37930", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-05-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-37930\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-37930\nhttps://lore.kernel.org/linux-cve-announce/2025052005-CVE-2025-37930-24fe@gregkh/T"], "threat_severity": "Moderate"}