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{"bugzilla": {"description": "kernel: drm/i915/gt: Use spin_lock_irqsave() in interruptible context", "id": "2351621", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2351621"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-667", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ndrm/i915/gt: Use spin_lock_irqsave() in interruptible context\nspin_lock/unlock() functions used in interrupt contexts could\nresult in a deadlock, as seen in GitLab issue #13399,\nwhich occurs when interrupt comes in while holding a lock.\nTry to remedy the problem by saving irq state before spin lock\nacquisition.\nv2: add irqs' state save/restore calls to all locks/unlocks in\nsignal_irq_work() execution (Maciej)\nv3: use with spin_lock_irqsave() in guc_lrc_desc_unpin() instead\nof other lock/unlock calls and add Fixes and Cc tags (Tvrtko);\nchange title and commit message\n(cherry picked from commit c088387ddd6482b40f21ccf23db1125e8fa4af7e)"], "name": "CVE-2025-21849", "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": "2025-03-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-21849\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-21849\nhttps://lore.kernel.org/linux-cve-announce/2025031212-CVE-2025-21849-c95e@gregkh/T"], "threat_severity": "Moderate"}

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