autofs/SOURCES/autofs-5.1.4-add-NULL-check-in-prepare_attempt_prefix.patch

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2021-04-16 06:10:06 +00:00
autofs-5.1.4 - add NULL check in prepare_attempt_prefix()
From: Ian Kent <raven@themaw.net>
prepare_attempt_prefix() calls calloc(3) and continues without
checking if the allocation succeeded.
Signed-off-by: Ian Kent <raven@themaw.net>
---
CHANGELOG | 1 +
lib/log.c | 2 ++
2 files changed, 3 insertions(+)
--- autofs-5.1.4.orig/CHANGELOG
+++ autofs-5.1.4/CHANGELOG
@@ -39,6 +39,7 @@ xx/xx/2018 autofs-5.1.5
- better handle hesiod support not built in.
- fix hesiod string check in master_parse().
- remove autofs4 module load code.
+- add NULL check in prepare_attempt_prefix().
19/12/2017 autofs-5.1.4
- fix spec file url.
--- autofs-5.1.4.orig/lib/log.c
+++ autofs-5.1.4/lib/log.c
@@ -44,6 +44,8 @@ static char *prepare_attempt_prefix(cons
snprintf(buffer, ATTEMPT_ID_SIZE, "%02lx", *attempt_id);
prefixed_msg = (char *) calloc(len, sizeof(char));
+ if (!prefixed_msg)
+ return NULL;
strcpy(prefixed_msg, buffer);
strcat(prefixed_msg, "|");
strcat(prefixed_msg, msg);