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authorNeil Horman <nhorman@openssl.org>2023-11-22 12:16:54 -0500
committerNeil Horman <nhorman@openssl.org>2023-12-01 10:52:01 -0500
commitc8ca810da9c47d8cb6988fd14e1cb4e20b0877e8 (patch)
treee5e6914efd846211dd46a122df0bf58c6cc311d4 /test/cmp_ctx_test.c
parent7eae6ee0e503b0961d4f2e75baac981f2766b892 (diff)
Don't free aliased pointers in ctx cmp_ctx tests
Coverity recorded issues 1551739 and 1551737, a potential double free in the tests. It occurs when the DUP operation fails in such a way val3_read is returned as the same pointer as val2_read. Ideally it should never happen, but resetting val3_read to 0 should satisfy coverity that there is no issue here Reviewed-by: Tomas Mraz <tomas@openssl.org> Reviewed-by: Todd Short <todd.short@me.com> (Merged from https://github.com/openssl/openssl/pull/22800)
Diffstat (limited to 'test/cmp_ctx_test.c')
-rw-r--r--test/cmp_ctx_test.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/test/cmp_ctx_test.c b/test/cmp_ctx_test.c
index 137f67331b..f38493b334 100644
--- a/test/cmp_ctx_test.c
+++ b/test/cmp_ctx_test.c
@@ -405,6 +405,7 @@ execute_CTX_##SETN##_##GETN##_##FIELD(OSSL_CMP_CTX_TEST_FIXTURE *fixture) \
} else { \
if (DUP && val1_read == val1) { \
TEST_error("first set did not dup the value"); \
+ val1_read = 0; \
res = 0; \
} \
if (DEFAULT(val1_read)) { \
@@ -433,6 +434,7 @@ execute_CTX_##SETN##_##GETN##_##FIELD(OSSL_CMP_CTX_TEST_FIXTURE *fixture) \
} else { \
if (DUP && val2_read == val2) { \
TEST_error("second set did not dup the value"); \
+ val2_read = 0; \
res = 0; \
} \
if (val2 == val1) { \
@@ -462,6 +464,7 @@ execute_CTX_##SETN##_##GETN##_##FIELD(OSSL_CMP_CTX_TEST_FIXTURE *fixture) \
} else { \
if (DUP && val3_read == val2_read) { \
TEST_error("third get did not create a new dup"); \
+ val3_read = 0; \
res = 0; \
} \
} \