From: | PG Bug reporting form <noreply(at)postgresql(dot)org> |
---|---|
To: | pgsql-bugs(at)lists(dot)postgresql(dot)org |
Cc: | pm91(dot)arapov(at)gmail(dot)com |
Subject: | BUG #18845: DEREF_OF_NULL.RET guc_malloc possibly returns NULL |
Date: | 2025-03-14 07:58:45 |
Message-ID: | 18845-582c6e10247377ec@postgresql.org |
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Lists: | pgsql-bugs |
The following bug has been logged on the website:
Bug reference: 18845
Logged by: Nikita
Email address: pm91(dot)arapov(at)gmail(dot)com
PostgreSQL version: 16.6
Operating system: ubuntu 20.04
Description:
guc_malloc possibly returns NULL, if no memory
I suggest the following patch fixing this issue
diff --git a/src/backend/commands/user.c b/src/backend/commands/user.c
--- a/src/backend/commands/user.c (revision
a49ac80219c6f28c3cf3973f797de637329952da)
+++ b/src/backend/commands/user.c (date 1740386879158)
@@ -2553,7 +2553,7 @@
pfree(rawstring);
list_free(elemlist);
- result = (unsigned *) guc_malloc(LOG, sizeof(unsigned));
+ result = (unsigned *) guc_malloc(FATAL, sizeof(unsigned));
*result = options;
*extra = result;
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