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| author | Ruediger Meier | 2017-06-27 20:32:52 +0200 |
|---|---|---|
| committer | Ruediger Meier | 2017-06-27 21:39:35 +0200 |
| commit | e230ae7b68814a2ea560e5138188a58128e34417 (patch) | |
| tree | 8eaab2a06c417004a5477ad6cba769639eb72a76 /sys-utils/lsmem.c | |
| parent | setpriv: add --ambient-caps to usage() (diff) | |
| download | kernel-qcow2-util-linux-e230ae7b68814a2ea560e5138188a58128e34417.tar.gz kernel-qcow2-util-linux-e230ae7b68814a2ea560e5138188a58128e34417.tar.xz kernel-qcow2-util-linux-e230ae7b68814a2ea560e5138188a58128e34417.zip | |
lib/path: fix crash, pathbuf overflow
Before:
$ lscpu -s "$(tr '\0' 'x' < /dev/zero | head -c 10000)"
Segmentation fault (core dumped)
After:
$ lscpu -s "$(tr '\0' 'x' < /dev/zero | head -c 10000)"
lscpu: invalid argument to --sysroot: File name too long
Signed-off-by: Ruediger Meier <ruediger.meier@ga-group.nl>
Diffstat (limited to 'sys-utils/lsmem.c')
| -rw-r--r-- | sys-utils/lsmem.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys-utils/lsmem.c b/sys-utils/lsmem.c index 04e7d20be..e1ee5a5ce 100644 --- a/sys-utils/lsmem.c +++ b/sys-utils/lsmem.c @@ -470,7 +470,8 @@ int main(int argc, char **argv) lsmem->want_summary = 0; break; case 's': - path_set_prefix(optarg); + if(path_set_prefix(optarg)) + err(EXIT_FAILURE, _("invalid argument to %s"), "--sysroot"); break; case 'V': printf(UTIL_LINUX_VERSION); |