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Add missing fclose(3) of fmemopen(3) stream; it does not modify the data.

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This commit is contained in:
Todd C. Miller 2021-02-02 13:58:31 -07:00
parent 2fd4a2ad71
commit 20b3904f4f
3 changed files with 16 additions and 10 deletions
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8
lib/iolog/regress/fuzz/fuzz_iolog_json.c
View File

@ -39,20 +39,22 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
struct eventlog *evlog = NULL; struct eventlog *evlog = NULL;
FILE *fp; FILE *fp;
/* Operate in-memory, do not fclose or it will free() data. */ /* Operate in-memory. */
fp = fmemopen((void *)data, size, "r"); fp = fmemopen((void *)data, size, "r");
if (fp == NULL) if (fp == NULL)
return 0; return 0;
/* Parsed contents of an log.json file are stored in evlog. */ /* Parsed contents of an log.json file are stored in evlog. */
if ((evlog = calloc(1, sizeof(*evlog))) == NULL) evlog = calloc(1, sizeof(*evlog));
return 0; if (evlog != NULL) {
evlog->runuid = (uid_t)-1; evlog->runuid = (uid_t)-1;
evlog->rungid = (gid_t)-1; evlog->rungid = (gid_t)-1;
/* Try to parse buffer as a JSON-format I/O log info file. */ /* Try to parse buffer as a JSON-format I/O log info file. */
iolog_parse_loginfo_json(fp, "fuzz.json", evlog); iolog_parse_loginfo_json(fp, "fuzz.json", evlog);
eventlog_free(evlog); eventlog_free(evlog);
}
fclose(fp);
return 0; return 0;
} }

5
plugins/sudoers/regress/fuzz/fuzz_sudoers.c
View File

@ -44,7 +44,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
if (size < 5) if (size < 5)
return 0; return 0;
/* Operate in-memory, do not fclose or it will free() data. */ /* Operate in-memory. */
sudoersin = fmemopen((void *)data, size, "r"); sudoersin = fmemopen((void *)data, size, "r");
if (sudoersin == NULL) if (sudoersin == NULL)
return 0; return 0;
@ -53,7 +53,10 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
init_defaults(); init_defaults();
init_parser("sudoers", false, true); init_parser("sudoers", false, true);
sudoersparse(); sudoersparse();
/* Cleanup. */
init_parser(NULL, false, true); init_parser(NULL, false, true);
fclose(fp);
return 0; return 0;
} }

3
plugins/sudoers/regress/fuzz/fuzz_sudoers_ldif.c
View File

@ -47,7 +47,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
if (size < 5) if (size < 5)
return 0; return 0;
/* Operate in-memory, do not fclose or it will free() data. */ /* Operate in-memory. */
fp = fmemopen((void *)data, size, "r"); fp = fmemopen((void *)data, size, "r");
if (fp == NULL) if (fp == NULL)
return 0; return 0;
@ -59,6 +59,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
/* Cleanup. */ /* Cleanup. */
free_parse_tree(&parse_tree); free_parse_tree(&parse_tree);
fclose(fp);
return 0; return 0;
} }