CVE-2010-4242

The hciuartttyopen function in the HCI UART driver drivers/bluetooth/hcildisc.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...

Ubuntu 9.10 / 10.04 LTS / 10.10 : linux, linux-ec2 vulnerabilities (USN-1041-1)

Ben Hawkes discovered that the Linux kernel did not correctly filter registers on 64bit kernels when performing 32bit system calls. On a 64bit system, a local attacker could manipulate 32bit system calls to gain root privileges. CVE-2010-3301 Dan Rosenberg discovered that the btrfs filesystem did...

CVE-2010-4242

The hciuartttyopen function in the HCI UART driver drivers/bluetooth/hcildisc.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...

RHEL 5 : kernel (RHSA-2011:0004)

Updated kernel packages that fix multiple security issues, several bugs, and add an enhancement are now available for Red Hat Enterprise Linux 5. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, whi...

kernel: missing tty ops write function presence check in hci_uart_tty_open()

The hciuartttyopen function in the HCI UART driver drivers/bluetooth/hcildisc.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...

kernel: drivers/serial/serial_core.c: reading uninitialized stack memory

The uartgetcount function in drivers/serial/serialcore.c in the Linux kernel before 2.6.37-rc1 does not properly initialize a certain structure member, which allows local users to obtain potentially sensitive information from kernel stack memory via a TIOCGICOUNT ioctl call...

kernel security update

CentOS Errata and Security Advisory CESA-2008:0612 Updated kernel packages that fix various security issues and several bugs are now available for Red Hat Enterprise Linux 5. This update has been rated as having important security impact by the Red Hat Security Response Team. The kernel packages...