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{"bugzilla": {"description": "kernel: misc: fastrpc: Fix double free of 'buf' in error path", "id": "2313089", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2313089"}, "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-415", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nmisc: fastrpc: Fix double free of 'buf' in error path\nsmatch warning:\ndrivers/misc/fastrpc.c:1926 fastrpc_req_mmap() error: double free of 'buf'\nIn fastrpc_req_mmap() error path, the fastrpc buffer is freed in\nfastrpc_req_munmap_impl() if unmap is successful.\nBut in the end, there is an unconditional call to fastrpc_buf_free().\nSo the above case triggers the double free of fastrpc buf."], "name": "CVE-2024-46741", "package_state": [{"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": "2024-09-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-46741\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-46741\nhttps://lore.kernel.org/linux-cve-announce/2024091835-CVE-2024-46741-4ce7@gregkh/T"], "statement": "This issue of double free may not allow attacker to write to an arbitrary kernel memory (I:N).", "threat_severity": "Moderate"}