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(parent: 584c19f) | patch
smc: fix out of bound access in smc_nl_get_sys_info()
authorJakub Kicinski <kuba@kernel.org>
Tue, 12 Jan 2021 16:21:21 +0000 (17:21 +0100)
committerJakub Kicinski <kuba@kernel.org>
Wed, 13 Jan 2021 04:22:01 +0000 (20:22 -0800)
commit25fe2c9c4cd2e97c5f5b69f3aefe69aad3057936
tree09e27f006401b300b01ef8d4bcb890bbf6bbcdaftree | snapshot
parent584c19f92754e9d590d75a94df66c47f7c4fd2cccommit | diff
smc: fix out of bound access in smc_nl_get_sys_info()

smc_clc_get_hostname() sets the host pointer to a buffer
which is not NULL-terminated (see smc_clc_init()).

Reported-by: syzbot+f4708c391121cfc58396@syzkaller.appspotmail.com
Fixes: 099b990bd11a ("net/smc: Add support for obtaining system information")
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
net/smc/smc_core.c diff | blob | history
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