Description

The compat_sys_recvmmsg function in net/compat.c in the Linux kernel before 3.13.2, when CONFIG_X86_X32 is enabled, allows local users to gain privileges via a recvmmsg system call with a crafted timeout pointer parameter.

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=2def2ef2ae5f3990aabdbe8a755911902707d268

http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html

http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.html

http://pastebin.com/raw.php?i=DH3Lbg54

http://secunia.com/advisories/56669

http://www.exploit-db.com/exploits/31346

http://www.exploit-db.com/exploits/31347

http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.13.2

http://www.mandriva.com/security/advisories?name=MDVSA-2014:038

http://www.openwall.com/lists/oss-security/2014/01/31/2

http://www.securityfocus.com/bid/65255

http://www.ubuntu.com/usn/USN-2094-1

http://www.ubuntu.com/usn/USN-2095-1

http://www.ubuntu.com/usn/USN-2096-1

https://bugzilla.redhat.com/show_bug.cgi?id=1060023

https://code.google.com/p/chromium/issues/detail?id=338594

https://github.com/saelo/cve-2014-0038

https://github.com/torvalds/linux/commit/2def2ef2ae5f3990aabdbe8a755911902707d268

https://www.exploit-db.com/exploits/40503/

Details

Risk Information

CVSS v2