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We don't need to link fuzz_sudoers with file.c.

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This commit is contained in:
Todd C. Miller
2021-02-23 16:39:32 -07:00
parent 03e610dab5
commit c71a397368
2 changed files with 12 additions and 5 deletions
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2
plugins/sudoers/Makefile.in
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@@ -246,7 +246,7 @@ FUZZ_POLICY_OBJS = fuzz_policy.o editor.lo env.lo env_pattern.lo gc.lo \
FUZZ_POLICY_CORPUS = $(srcdir)/regress/corpus/policy/policy.* FUZZ_POLICY_CORPUS = $(srcdir)/regress/corpus/policy/policy.*
FUZZ_SUDOERS_OBJS = file.lo fuzz_sudoers.o fmtsudoers.lo parse.lo locale.lo \ FUZZ_SUDOERS_OBJS = fuzz_sudoers.o fmtsudoers.lo parse.lo locale.lo \
stubs.o sudo_printf.o stubs.o sudo_printf.o
FUZZ_SUDOERS_CORPUS = $(top_srcdir)/examples/sudoers \ FUZZ_SUDOERS_CORPUS = $(top_srcdir)/examples/sudoers \

15
plugins/sudoers/regress/fuzz/fuzz_sudoers.c
View File

@@ -127,6 +127,12 @@ log_warningx(int flags, const char *fmt, ...)
return true; return true;
} }
static int
sudo_fuzz_query(struct sudo_nss *nss, struct passwd *pw)
{
return 0;
}
static FILE * static FILE *
open_data(const uint8_t *data, size_t size) open_data(const uint8_t *data, size_t size)
{ {
@@ -153,12 +159,11 @@ open_data(const uint8_t *data, size_t size)
#endif #endif
} }
extern struct sudo_nss sudo_nss_file;
int int
LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
{ {
char **u, *users[] = { "root", "millert", "operator", NULL }; char **u, *users[] = { "root", "millert", "operator", NULL };
struct sudo_nss sudo_nss_fuzz;
struct sudo_nss_list snl = TAILQ_HEAD_INITIALIZER(snl); struct sudo_nss_list snl = TAILQ_HEAD_INITIALIZER(snl);
struct sudoers_parse_tree parse_tree; struct sudoers_parse_tree parse_tree;
struct interface_list *interfaces; struct interface_list *interfaces;
@@ -244,9 +249,11 @@ LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
} }
/* Only one sudoers source, the sudoers file itself. */ /* Only one sudoers source, the sudoers file itself. */
TAILQ_INSERT_TAIL(&snl, &sudo_nss_file, entries);
init_parse_tree(&parse_tree, user_host, user_shost); init_parse_tree(&parse_tree, user_host, user_shost);
sudo_nss_file.parse_tree = &parse_tree; memset(&sudo_nss_fuzz, 0, sizeof(sudo_nss_fuzz));
sudo_nss_fuzz.parse_tree = &parse_tree;
sudo_nss_fuzz.query = sudo_fuzz_query;
TAILQ_INSERT_TAIL(&snl, &sudo_nss_fuzz, entries);
/* Initialize defaults and parse sudoers. */ /* Initialize defaults and parse sudoers. */
init_defaults(); init_defaults();