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{"acknowledgement": "Red Hat would like to thank Alan Cox for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:0330", "cpe": "cpe:/a:redhat:enterprise_mrg:1::el5", "package": "kernel-rt-0:2.6.33.7-rt29.55.el5rt", "product_name": "MRG for RHEL-5", "release_date": "2011-03-10T00:00:00Z"}, {"advisory": "RHSA-2011:0162", "cpe": "cpe:/o:redhat:enterprise_linux:4", "package": "kernel-0:2.6.9-89.35.1.EL", "product_name": "Red Hat Enterprise Linux 4", "release_date": "2011-01-18T00:00:00Z"}, {"advisory": "RHSA-2011:0004", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-194.32.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-01-04T00:00:00Z"}, {"advisory": "RHSA-2011:0007", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-71.14.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-01-11T00:00:00Z"}], "bugzilla": {"description": "kernel: missing tty ops write function presence check in hci_uart_tty_open()", "id": "641410", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=641410"}, "csaw": false, "cvss": {"cvss_base_score": "4.0", "cvss_scoring_vector": "AV:L/AC:H/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["The hci_uart_tty_open function in the HCI UART driver (drivers/bluetooth/hci_ldisc.c) in the Linux kernel 2.6.36, and possibly other versions, does not verify whether the tty has a write operation, which allows local users to cause a denial of service (NULL pointer dereference) via vectors related to the Bluetooth driver."], "name": "CVE-2010-4242", "public_date": "2010-10-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2010-4242\nhttps://nvd.nist.gov/vuln/detail/CVE-2010-4242"], "threat_severity": "Moderate"}