CVE-2012-6704 | BDVDB-2026-79944 Detail
Description#
The sock_setsockopt function in net/core/sock.c in the Linux kernel before 3.5 mishandles negative values of sk_sndbuf and sk_rcvbuf, which allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact by leveraging the CAP_NET_ADMIN capability for a crafted setsockopt system call with the (1) SO_SNDBUF or (2) SO_RCVBUF option.
Impact#
No impact statement in the source data.
Weaknesses#
No weakness recorded in the source data.
References#
- http://www.securityfocus.com/bid/95135
- https://bugzilla.redhat.com/show_bug.cgi?id=1402024
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=82981930125abfd39d7c8378a9cfdf5e1be2002b
- http://www.openwall.com/lists/oss-security/2016/12/03/1
- https://github.com/torvalds/linux/commit/82981930125abfd39d7c8378a9cfdf5e1be2002b
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.