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| author | Stelios Fragkakis <52996999+stelfrag@users.noreply.github.com> | 2023-05-10 12:57:04 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2023-05-10 12:57:04 +0300 |
| commit | 836a56a956f252935dd2ed4908aab57e1a95ccaf (patch) | |
| tree | 237abbd81e01c8b0a67796f3ea110f9202d7d8dc /collectors/cgroups.plugin/sys_fs_cgroup.c | |
| parent | 216f91b91f24467b6379435e99438df104bebfda (diff) | |
Adjust buffers to prevent overflow (#15025)
* Adjust buffers to prevent overflow
* Adjust strncat parameter to prevent buffer overflow
Diffstat (limited to 'collectors/cgroups.plugin/sys_fs_cgroup.c')
| -rw-r--r-- | collectors/cgroups.plugin/sys_fs_cgroup.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/collectors/cgroups.plugin/sys_fs_cgroup.c b/collectors/cgroups.plugin/sys_fs_cgroup.c index 007d4245b8..d9049b2fab 100644 --- a/collectors/cgroups.plugin/sys_fs_cgroup.c +++ b/collectors/cgroups.plugin/sys_fs_cgroup.c @@ -1952,7 +1952,7 @@ static void is_cgroup_procs_exist(netdata_ebpf_cgroup_shm_body_t *out, char *id) } static inline void convert_cgroup_to_systemd_service(struct cgroup *cg) { - char buffer[CGROUP_CHARTID_LINE_MAX]; + char buffer[CGROUP_CHARTID_LINE_MAX + 1]; cg->options |= CGROUP_OPTIONS_SYSTEM_SLICE_SERVICE; strncpyz(buffer, cg->id, CGROUP_CHARTID_LINE_MAX); char *s = buffer; @@ -2607,7 +2607,7 @@ static inline void discovery_process_first_time_seen_cgroup(struct cgroup *cg) { } cg->first_time_seen = 0; - char comm[TASK_COMM_LEN]; + char comm[TASK_COMM_LEN + 1]; if (cg->container_orchestrator == CGROUPS_ORCHESTRATOR_UNSET) { if (strstr(cg->id, "kubepods")) { |