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sudo_logsrvd: make sure journal exists before writing the alert message.

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Fixes a potential NULL dereference when journaling an alert message.
This commit is contained in:
Todd C. Miller 2022-02-03 10:19:40 -07:00
parent 2e957cd43d
commit d18ee79354
1 changed files with 7 additions and 1 deletions
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8
logsrvd/logsrvd_journal.c
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@ -541,7 +541,13 @@ journal_alert(AlertMessage *msg, uint8_t *buf, size_t len,
{
debug_decl(journal_alert, SUDO_DEBUG_UTIL);
debug_return_bool(journal_write(buf, len, closure));
/* Store message in a journal for later relaying. */
if (closure->journal_path == NULL) {
if (!journal_create(closure))
debug_return_bool(false);
}
if (!journal_write(buf, len, closure))
debug_return_bool(false);
}
/*