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authorJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2015-08-25 11:17:51 +0200
committerJozsef Kadlecsik <kadlec@blackhole.kfki.hu>2015-08-28 18:51:30 +0200
commit6fe7ccfd77415a6ba250c10c580eb3f9acf79753 (patch)
tree986a918b2d1df1a3984fe2b19d84b60fa6ae8f19 /net/wimax
parent18e1db67e93ed75d9dc0d34c8d783ccf10547c2b (diff)
downloadop-kernel-dev-6fe7ccfd77415a6ba250c10c580eb3f9acf79753.zip
op-kernel-dev-6fe7ccfd77415a6ba250c10c580eb3f9acf79753.tar.gz
netfilter: ipset: Out of bound access in hash:net* types fixed
Dave Jones reported that KASan detected out of bounds access in hash:net* types: [ 23.139532] ================================================================== [ 23.146130] BUG: KASan: out of bounds access in hash_net4_add_cidr+0x1db/0x220 at addr ffff8800d4844b58 [ 23.152937] Write of size 4 by task ipset/457 [ 23.159742] ============================================================================= [ 23.166672] BUG kmalloc-512 (Not tainted): kasan: bad access detected [ 23.173641] ----------------------------------------------------------------------------- [ 23.194668] INFO: Allocated in hash_net_create+0x16a/0x470 age=7 cpu=1 pid=456 [ 23.201836] __slab_alloc.constprop.66+0x554/0x620 [ 23.208994] __kmalloc+0x2f2/0x360 [ 23.216105] hash_net_create+0x16a/0x470 [ 23.223238] ip_set_create+0x3e6/0x740 [ 23.230343] nfnetlink_rcv_msg+0x599/0x640 [ 23.237454] netlink_rcv_skb+0x14f/0x190 [ 23.244533] nfnetlink_rcv+0x3f6/0x790 [ 23.251579] netlink_unicast+0x272/0x390 [ 23.258573] netlink_sendmsg+0x5a1/0xa50 [ 23.265485] SYSC_sendto+0x1da/0x2c0 [ 23.272364] SyS_sendto+0xe/0x10 [ 23.279168] entry_SYSCALL_64_fastpath+0x12/0x6f The bug is fixed in the patch and the testsuite is extended in ipset to check cidr handling more thoroughly. Signed-off-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Diffstat (limited to 'net/wimax')
0 files changed, 0 insertions, 0 deletions
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