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libnm: abort huge read in nm_vpn_service_plugin_read_vpn_details()

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There is no need to accept such a huge read. Abort.
This commit is contained in:
Thomas Haller 2021-05-25 14:23:10 +02:00
parent 4a9fcb0fc3
commit 6bf7908d05
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1 changed files with 4 additions and 0 deletions
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4
src/libnm-client-impl/nm-vpn-service-plugin.c
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@ -835,6 +835,10 @@ nm_vpn_service_plugin_read_vpn_details(int fd, GHashTable **out_data, GHashTable
if (!eof && c != '\n') {
g_string_append_c(line, c);
if (line->len > 512 * 1024) {
/* we are about to read a huge line. That is not right, abort. */
break;
}
continue;
}