UBUNTU-CVE-2013-7270

Dashboard / Vulnerabilities / UBUNTU-CVE-2013-7270

UBUNTU-CVE-2013-7270

Summary:

Details: The packet_recvmsg function in net/packet/af_packet.c in the Linux kernel before 3.12.4 updates a certain length value before ensuring that an associated data structure has been initialized, which allows local users to obtain sensitive information from kernel memory via a (1) recvfrom, (2) recvmmsg, or (3) recvmsg system call.

References: https://ubuntu.com/security/CVE-2013-7270, https://github.com/torvalds/linux/commit/f3d3342602f8bcbf37d7c46641cb9bca7618eb1c, https://bugzilla.redhat.com/show_bug.cgi?id=1039845, http://www.openwall.com/lists/oss-security/2013/12/31/7, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.4, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f3d3342602f8bcbf37d7c46641cb9bca7618eb1c, https://ubuntu.com/security/notices/USN-2109-1, https://ubuntu.com/security/notices/USN-2110-1, https://ubuntu.com/security/notices/USN-2113-1, https://ubuntu.com/security/notices/USN-2117-1, https://ubuntu.com/security/notices/USN-2128-1, https://ubuntu.com/security/notices/USN-2129-1, https://ubuntu.com/security/notices/USN-2135-1, https://ubuntu.com/security/notices/USN-2136-1, https://ubuntu.com/security/notices/USN-2138-1, https://ubuntu.com/security/notices/USN-2139-1, https://ubuntu.com/security/notices/USN-2141-1, https://www.cve.org/CVERecord?id=CVE-2013-7270